1 /* Definitions for C++ parsing and type checking.
2 Copyright (C) 1987, 93, 94, 95, 1996 Free Software Foundation, Inc.
3 Hacked by Michael Tiemann (tiemann@cygnus.com)
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
25 #include "gansidecl.h"
27 /* Usage of TREE_LANG_FLAG_?:
28 0: TREE_NONLOCAL_FLAG (in TREE_LIST or _TYPE).
29 BINFO_MARKED (BINFO nodes).
30 TI_USES_TEMPLATE_PARMS.
31 COMPOUND_STMT_NO_SCOPE (in COMPOUND_STMT).
32 NEW_EXPR_USE_GLOBAL (in NEW_EXPR).
33 DELETE_EXPR_USE_GLOBAL (in DELETE_EXPR).
34 LOOKUP_EXPR_GLOBAL (in LOOKUP_EXPR).
35 TREE_NEGATED_INT (in INTEGER_CST).
36 (TREE_MANGLED) (in IDENTIFIER_NODE) (commented-out).
37 1: IDENTIFIER_VIRTUAL_P.
38 TI_PENDING_TEMPLATE_FLAG.
39 TI_PENDING_SPECIALIZATION_FLAG.
40 TEMPLATE_PARMS_FOR_INLINE.
41 DELETE_EXPR_USE_VEC (in DELETE_EXPR).
42 (TREE_CALLS_NEW) (in _EXPR or _REF) (commented-out).
43 TYPE_USES_COMPLEX_INHERITANCE (in _TYPE).
44 C_DECLARED_LABEL_FLAG.
45 2: IDENTIFIER_OPNAME_P.
48 PARM_DECL_EXPR (in SAVE_EXPR).
49 3: TYPE_USES_VIRTUAL_BASECLASSES (in a class TYPE).
50 BINFO_VTABLE_PATH_MARKED.
51 (TREE_REFERENCE_EXPR) (in NON_LVALUE_EXPR) (commented-out).
52 4: BINFO_NEW_VTABLE_MARKED.
53 TREE_HAS_CONSTRUCTOR (in INDIRECT_REF, SAVE_EXPR, CONSTRUCTOR,
56 BINFO_VBASE_INIT_MARKED.
59 Usage of TYPE_LANG_FLAG_?:
60 0: C_TYPE_FIELDS_READONLY (in RECORD_TYPE or UNION_TYPE).
61 1: TYPE_HAS_CONSTRUCTOR.
62 2: TYPE_HAS_DESTRUCTOR.
64 4: TYPE_NEEDS_DESTRUCTOR.
68 Usage of DECL_LANG_FLAG_?:
69 0: DECL_ERROR_REPORTED (in VAR_DECL).
70 1: C_TYPEDEF_EXPLICITLY_SIGNED (in TYPE_DECL).
71 2: DECL_THIS_EXTERN (in VAR_DECL or FUNCTION_DECL).
73 4: DECL_MAYBE_TEMPLATE.
74 5: DECL_INTERFACE_KNOWN.
75 6: DECL_THIS_STATIC (in VAR_DECL or FUNCTION_DECL).
76 7: DECL_DEAD_FOR_LOCAL (in VAR_DECL).
79 /* Language-dependent contents of an identifier. */
81 struct lang_identifier
83 struct tree_identifier ignore;
84 tree namespace_bindings, local_value;
86 tree class_template_info;
92 tree label_value, implicit_decl;
93 tree type_desc, as_list, error_locus;
104 char common[sizeof (struct tree_common)];
105 struct rtx_def *rtl; /* Unused, but required to match up with what
106 the middle-end expects. */
109 HOST_WIDE_INT orig_level;
111 } template_parm_index;
113 /* For a binding between a name and an entity, defines the scope
114 where the binding is declared. Currently always points to a
115 namespace declaration. */
116 #define BINDING_SCOPE(NODE) (((struct tree_binding*)NODE)->scope)
117 /* This is the declaration bound to the name. Possible values:
118 variable, overloaded function, namespace, template, enumerator. */
119 #define BINDING_VALUE(NODE) (((struct tree_binding*)NODE)->value)
120 /* If name is bound to a type, this is the type (struct, union, enum). */
121 #define BINDING_TYPE(NODE) TREE_TYPE(NODE)
122 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
123 namespace_binding (NODE, global_namespace)
124 #define SET_IDENTIFIER_GLOBAL_VALUE(NODE, VAL) \
125 set_namespace_binding (NODE, global_namespace, VAL)
126 #define IDENTIFIER_NAMESPACE_VALUE(NODE) \
127 namespace_binding (NODE, current_namespace)
128 #define SET_IDENTIFIER_NAMESPACE_VALUE(NODE, VAL) \
129 set_namespace_binding (NODE, current_namespace, VAL)
133 char common[sizeof (struct tree_common)];
138 /* The overloaded FUNCTION_DECL. */
139 #define OVL_FUNCTION(NODE) (((struct tree_overload*)NODE)->function)
140 #define OVL_CHAIN(NODE) TREE_CHAIN(NODE)
141 /* Polymorphic access to FUNCTION and CHAIN. */
142 #define OVL_CURRENT(NODE) \
143 ((TREE_CODE(NODE)==OVERLOAD) ? OVL_FUNCTION(NODE) : NODE)
144 #define OVL_NEXT(NODE) \
145 ((TREE_CODE(NODE)==OVERLOAD) ? TREE_CHAIN(NODE) : NULL_TREE)
146 /* If set, this was imported in a using declaration.
147 This is not to confuse with being used somewhere, which
148 is not important for this node. */
149 #define OVL_USED(NODE) TREE_USED(NODE)
153 char common[sizeof (struct tree_common)];
157 #define WRAPPER_PTR(NODE) (((struct tree_wrapper*)NODE)->u.ptr)
158 #define WRAPPER_INT(NODE) (((struct tree_wrapper*)NODE)->u.i)
162 char common[sizeof (struct tree_common)];
169 #define SRCLOC_FILE(NODE) (((struct tree_srcloc*)NODE)->filename)
170 #define SRCLOC_LINE(NODE) (((struct tree_srcloc*)NODE)->linenum)
173 char common[sizeof (struct tree_common)];
178 /* To identify to the debug emitters if it should pay attention to the
179 flag `-Wtemplate-debugging'. */
180 #define HAVE_TEMPLATES 1
182 /* Macros for access to language-specific slots in an identifier. */
184 #define IDENTIFIER_NAMESPACE_BINDINGS(NODE) \
185 (((struct lang_identifier *)(NODE))->namespace_bindings)
186 #define IDENTIFIER_CLASS_VALUE(NODE) \
187 (((struct lang_identifier *)(NODE))->class_value)
188 #define IDENTIFIER_LOCAL_VALUE(NODE) \
189 (((struct lang_identifier *)(NODE))->local_value)
190 #define IDENTIFIER_TEMPLATE(NODE) \
191 (((struct lang_identifier *)(NODE))->class_template_info)
193 /* TREE_TYPE only indicates on local and class scope the current
194 type. For namespace scope, the presence of a type in any namespace
195 is indicated with global_type_node, and the real type behind must
196 be found through lookup. */
197 #define IDENTIFIER_TYPE_VALUE(NODE) (identifier_type_value(NODE))
198 #define REAL_IDENTIFIER_TYPE_VALUE(NODE) (TREE_TYPE (NODE))
199 #define SET_IDENTIFIER_TYPE_VALUE(NODE,TYPE) (TREE_TYPE (NODE) = TYPE)
200 #define IDENTIFIER_HAS_TYPE_VALUE(NODE) (IDENTIFIER_TYPE_VALUE (NODE) ? 1 : 0)
202 #define LANG_ID_FIELD(NAME,NODE) \
203 (((struct lang_identifier *)(NODE))->x \
204 ? ((struct lang_identifier *)(NODE))->x->NAME : 0)
205 #define SET_LANG_ID(NODE,VALUE,NAME) \
206 (((struct lang_identifier *)(NODE))->x == 0 \
207 ? ((struct lang_identifier *)(NODE))->x \
208 = (struct lang_id2 *)perm_calloc (1, sizeof (struct lang_id2)) : 0, \
209 ((struct lang_identifier *)(NODE))->x->NAME = (VALUE))
211 #define IDENTIFIER_LABEL_VALUE(NODE) LANG_ID_FIELD(label_value, NODE)
212 #define SET_IDENTIFIER_LABEL_VALUE(NODE,VALUE) \
213 SET_LANG_ID(NODE, VALUE, label_value)
215 #define IDENTIFIER_IMPLICIT_DECL(NODE) LANG_ID_FIELD(implicit_decl, NODE)
216 #define SET_IDENTIFIER_IMPLICIT_DECL(NODE,VALUE) \
217 SET_LANG_ID(NODE, VALUE, implicit_decl)
219 #define IDENTIFIER_AS_DESC(NODE) LANG_ID_FIELD(type_desc, NODE)
220 #define SET_IDENTIFIER_AS_DESC(NODE,DESC) \
221 SET_LANG_ID(NODE, DESC, type_desc)
223 #define IDENTIFIER_AS_LIST(NODE) LANG_ID_FIELD(as_list, NODE)
224 #define SET_IDENTIFIER_AS_LIST(NODE,LIST) \
225 SET_LANG_ID(NODE, LIST, as_list)
227 #define IDENTIFIER_ERROR_LOCUS(NODE) LANG_ID_FIELD(error_locus, NODE)
228 #define SET_IDENTIFIER_ERROR_LOCUS(NODE,VALUE) \
229 SET_LANG_ID(NODE, VALUE, error_locus)
232 #define IDENTIFIER_VIRTUAL_P(NODE) TREE_LANG_FLAG_1(NODE)
234 /* Nonzero if this identifier is the prefix for a mangled C++ operator name. */
235 #define IDENTIFIER_OPNAME_P(NODE) TREE_LANG_FLAG_2(NODE)
237 #define IDENTIFIER_TYPENAME_P(NODE) \
238 (! strncmp (IDENTIFIER_POINTER (NODE), \
239 IDENTIFIER_POINTER (ansi_opname[(int) TYPE_EXPR]), \
240 IDENTIFIER_LENGTH (ansi_opname[(int) TYPE_EXPR])))
242 /* Nonzero means reject anything that ANSI standard C forbids. */
245 /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */
246 #define C_TYPE_FIELDS_READONLY(type) TYPE_LANG_FLAG_0 (type)
248 /* Record in each node resulting from a binary operator
249 what operator was specified for it. */
250 #define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
252 /* Store a value in that field. */
253 #define C_SET_EXP_ORIGINAL_CODE(exp, code) \
254 (TREE_COMPLEXITY (exp) = (int)(code))
256 /* If non-zero, a VAR_DECL whose cleanup will cause a throw to the
257 next exception handler. */
258 extern tree exception_throw_decl;
260 extern tree double_type_node, long_double_type_node, float_type_node;
261 extern tree char_type_node, unsigned_char_type_node, signed_char_type_node;
262 extern tree ptrdiff_type_node;
264 extern tree short_integer_type_node, short_unsigned_type_node;
265 extern tree long_integer_type_node, long_unsigned_type_node;
266 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
267 extern tree unsigned_type_node;
268 extern tree string_type_node, char_array_type_node, int_array_type_node;
269 extern tree wchar_array_type_node;
270 extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
272 extern tree complex_integer_type_node;
273 extern tree complex_float_type_node;
274 extern tree complex_double_type_node;
275 extern tree complex_long_double_type_node;
277 extern tree intQI_type_node, unsigned_intQI_type_node;
278 extern tree intHI_type_node, unsigned_intHI_type_node;
279 extern tree intSI_type_node, unsigned_intSI_type_node;
280 extern tree intDI_type_node, unsigned_intDI_type_node;
281 extern tree intTI_type_node, unsigned_intTI_type_node;
283 extern tree java_byte_type_node;
284 extern tree java_short_type_node;
285 extern tree java_int_type_node;
286 extern tree java_long_type_node;
287 extern tree java_float_type_node;
288 extern tree java_double_type_node;
289 extern tree java_char_type_node;
290 extern tree java_boolean_type_node;
292 extern int current_function_returns_value;
293 extern int current_function_returns_null;
294 extern tree current_function_return_value;
296 extern tree current_namespace;
297 extern tree global_namespace;
299 extern tree ridpointers[];
300 extern tree ansi_opname[];
301 extern tree ansi_assopname[];
303 /* Nonzero means `$' can be in an identifier. */
305 extern int dollars_in_ident;
307 /* Nonzero means allow type mismatches in conditional expressions;
308 just make their values `void'. */
310 extern int flag_cond_mismatch;
312 /* Nonzero means don't recognize the keyword `asm'. */
314 extern int flag_no_asm;
316 /* For cross referencing. */
318 extern int flag_gnu_xref;
320 /* For environments where you can use GNU binutils (as, ld in particular). */
322 extern int flag_gnu_binutils;
324 /* Nonzero means ignore `#ident' directives. */
326 extern int flag_no_ident;
328 /* Nonzero means warn about implicit declarations. */
330 extern int warn_implicit;
332 /* Nonzero means warn when all ctors or dtors are private, and the class
335 extern int warn_ctor_dtor_privacy;
337 /* Nonzero means warn about function definitions that default the return type
338 or that use a null return and have a return-type other than void. */
340 extern int warn_return_type;
342 /* Nonzero means give string constants the type `const char *'
343 to get extra warnings from them. These warnings will be too numerous
344 to be useful, except in thoroughly ANSIfied programs. */
346 extern int warn_write_strings;
348 /* Nonzero means warn about sizeof(function) or addition/subtraction
349 of function pointers. */
351 extern int warn_pointer_arith;
353 /* Nonzero means warn about suggesting putting in ()'s. */
355 extern int warn_parentheses;
357 /* Nonzero means warn about multiple (redundant) decls for the same single
358 variable or function. */
360 extern int warn_redundant_decls;
362 /* Warn if initializer is not completely bracketed. */
364 extern int warn_missing_braces;
366 /* Warn about comparison of signed and unsigned values. */
368 extern int warn_sign_compare;
370 /* Warn about a subscript that has type char. */
372 extern int warn_char_subscripts;
374 /* Nonzero means warn about pointer casts that can drop a type qualifier
375 from the pointer target type. */
377 extern int warn_cast_qual;
379 /* Warn about *printf or *scanf format/argument anomalies. */
381 extern int warn_format;
383 /* Nonzero means warn about non virtual destructors in classes that have
384 virtual functions. */
386 extern int warn_nonvdtor;
388 /* Non-zero means warn when we convert a pointer to member function
389 into a pointer to (void or function). */
391 extern int warn_pmf2ptr;
393 /* Nonzero means warn about violation of some Effective C++ style rules. */
395 extern int warn_ecpp;
397 /* Nonzero means warn where overload resolution chooses a promotion from
398 unsigned to signed over a conversion to an unsigned of the same size. */
400 extern int warn_sign_promo;
402 /* Non-zero means warn when a function is declared extern and later inline. */
404 extern int warn_extern_inline;
406 /* Non-zero means warn when an old-style cast is used. */
408 extern int warn_old_style_cast;
410 /* Nonzero means to treat bitfields as unsigned unless they say `signed'. */
412 extern int flag_signed_bitfields;
414 /* 3 means write out only virtuals function tables `defined'
415 in this implementation file.
416 2 means write out only specific virtual function tables
417 and give them (C) public access.
418 1 means write out virtual function tables and give them
420 0 means write out virtual function tables and give them
421 (C) static access (default).
422 -1 means declare virtual function tables extern. */
424 extern int write_virtuals;
426 /* True for more efficient but incompatible (not fully tested)
427 vtable implementation (using thunks).
428 0 is old behavior; 1 is new behavior. */
429 extern int flag_vtable_thunks;
431 /* INTERFACE_ONLY nonzero means that we are in an "interface"
432 section of the compiler. INTERFACE_UNKNOWN nonzero means
433 we cannot trust the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN
434 is zero and INTERFACE_ONLY is zero, it means that we are responsible
435 for exporting definitions that others might need. */
436 extern int interface_only, interface_unknown;
438 /* Nonzero means we should attempt to elide constructors when possible. */
440 extern int flag_elide_constructors;
442 /* Nonzero means enable obscure ANSI features and disable GNU extensions
443 that might cause ANSI-compliant code to be miscompiled. */
445 extern int flag_ansi;
447 /* Nonzero means recognize and handle signature language constructs. */
449 extern int flag_handle_signatures;
451 /* Nonzero means that member functions defined in class scope are
452 inline by default. */
454 extern int flag_default_inline;
456 /* The name-mangling scheme to use. Versions of gcc before 2.8 use
458 extern int name_mangling_version;
460 /* Nonzero means that guiding declarations are allowed. */
461 extern int flag_guiding_decls;
463 /* Nonzero if squashed mangling is to be performed.
464 This uses the B and K codes to reference previously seen class types
465 and class qualifiers. */
466 extern int flag_do_squangling;
469 /* C++ language-specific tree codes. */
470 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
471 enum cplus_tree_code {
472 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
473 #include "cp-tree.def"
478 enum languages { lang_c, lang_cplusplus, lang_java };
480 /* Macros to make error reporting functions' lives easier. */
481 #define TYPE_IDENTIFIER(NODE) (DECL_NAME (TYPE_NAME (NODE)))
482 #define TYPE_NAME_STRING(NODE) (IDENTIFIER_POINTER (TYPE_IDENTIFIER (NODE)))
483 #define TYPE_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (TYPE_IDENTIFIER (NODE)))
485 #define TYPE_ASSEMBLER_NAME_STRING(NODE) (IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
486 #define TYPE_ASSEMBLER_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
488 /* The _DECL for this _TYPE. */
489 #define TYPE_MAIN_DECL(NODE) (TYPE_STUB_DECL (TYPE_MAIN_VARIANT (NODE)))
491 #define IS_AGGR_TYPE(t) (TYPE_LANG_FLAG_5 (t))
492 #define IS_AGGR_TYPE_CODE(t) (t == RECORD_TYPE || t == UNION_TYPE)
493 #define IS_AGGR_TYPE_2(TYPE1,TYPE2) \
494 (TREE_CODE (TYPE1) == TREE_CODE (TYPE2) \
495 && IS_AGGR_TYPE (TYPE1)&IS_AGGR_TYPE (TYPE2))
496 #define IS_OVERLOAD_TYPE(t) \
497 (IS_AGGR_TYPE (t) || TREE_CODE (t) == ENUMERAL_TYPE)
499 /* In a *_TYPE, nonzero means a built-in type. */
500 #define TYPE_BUILT_IN(NODE) TYPE_LANG_FLAG_6(NODE)
502 /* True if this a "Java" type, defined in 'extern "Java"'. */
503 #define TYPE_FOR_JAVA(NODE) TYPE_LANG_FLAG_3(NODE)
505 #define DELTA_FROM_VTABLE_ENTRY(ENTRY) \
506 (!flag_vtable_thunks ? \
507 TREE_VALUE (CONSTRUCTOR_ELTS (ENTRY)) \
508 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? integer_zero_node \
509 : build_int_2 (THUNK_DELTA (TREE_OPERAND ((ENTRY), 0)), 0))
511 /* Virtual function addresses can be gotten from a virtual function
512 table entry using this macro. */
513 #define FNADDR_FROM_VTABLE_ENTRY(ENTRY) \
514 (!flag_vtable_thunks ? \
515 TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) \
516 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? (ENTRY) \
517 : DECL_INITIAL (TREE_OPERAND ((ENTRY), 0)))
518 #define SET_FNADDR_FROM_VTABLE_ENTRY(ENTRY,VALUE) \
519 (TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) = (VALUE))
520 #define FUNCTION_ARG_CHAIN(NODE) (TREE_CHAIN (TYPE_ARG_TYPES (TREE_TYPE (NODE))))
521 #define PROMOTES_TO_AGGR_TYPE(NODE,CODE) \
522 (((CODE) == TREE_CODE (NODE) \
523 && IS_AGGR_TYPE (TREE_TYPE (NODE))) \
524 || IS_AGGR_TYPE (NODE))
526 /* Nonzero iff TYPE is uniquely derived from PARENT. Under MI, PARENT can
527 be an ambiguous base class of TYPE, and this macro will be false. */
528 #define UNIQUELY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) >= 0)
529 #define ACCESSIBLY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, -1, (tree *)0) >= 0)
530 #define ACCESSIBLY_UNIQUELY_DERIVED_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 1, (tree *)0) >= 0)
531 #define DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) != -1)
533 /* Statistics show that while the GNU C++ compiler may generate
534 thousands of different types during a compilation run, it
535 generates relatively few (tens) of classtypes. Because of this,
536 it is not costly to store a generous amount of information
537 in classtype nodes. This struct must fill out to a multiple of 4 bytes. */
542 unsigned has_type_conversion : 1;
543 unsigned has_init_ref : 1;
544 unsigned has_assignment : 1;
545 unsigned has_default_ctor : 1;
546 unsigned uses_multiple_inheritance : 1;
547 unsigned const_needs_init : 1;
548 unsigned ref_needs_init : 1;
549 unsigned has_const_assign_ref : 1;
551 unsigned has_nonpublic_ctor : 2;
552 unsigned has_nonpublic_assign_ref : 2;
553 unsigned vtable_needs_writing : 1;
554 unsigned has_assign_ref : 1;
555 unsigned gets_new : 2;
557 unsigned gets_delete : 2;
558 unsigned has_call_overloaded : 1;
559 unsigned has_array_ref_overloaded : 1;
560 unsigned has_arrow_overloaded : 1;
561 unsigned local_typedecls : 1;
562 unsigned interface_only : 1;
563 unsigned interface_unknown : 1;
565 unsigned needs_virtual_reinit : 1;
566 unsigned vec_delete_takes_size : 1;
567 unsigned declared_class : 1;
568 unsigned being_defined : 1;
569 unsigned redefined : 1;
571 unsigned marked2 : 1;
572 unsigned marked3 : 1;
574 unsigned marked4 : 1;
575 unsigned marked5 : 1;
576 unsigned marked6 : 1;
577 unsigned debug_requested : 1;
578 unsigned use_template : 2;
579 unsigned got_semicolon : 1;
580 unsigned ptrmemfunc_flag : 1;
582 unsigned is_signature : 1;
583 unsigned is_signature_pointer : 1;
584 unsigned is_signature_reference : 1;
585 unsigned has_opaque_typedecls : 1;
586 unsigned sigtable_has_been_generated : 1;
587 unsigned was_anonymous : 1;
588 unsigned has_real_assignment : 1;
589 unsigned has_real_assign_ref : 1;
591 unsigned has_const_init_ref : 1;
592 unsigned has_complex_init_ref : 1;
593 unsigned has_complex_assign_ref : 1;
594 unsigned has_abstract_assign_ref : 1;
595 unsigned non_aggregate : 1;
597 /* The MIPS compiler gets it wrong if this struct also
598 does not fill out to a multiple of 4 bytes. Add a
599 member `dummy' with new bits if you go over the edge. */
612 union tree_node *baselink_vec;
613 union tree_node *vfields;
614 union tree_node *vbases;
616 union tree_node *tags;
617 char *memoized_table_entry;
619 union tree_node *search_slot;
622 /* Room for another three unsigned chars. */
624 union tree_node *size;
626 union tree_node *base_init_list;
627 union tree_node *abstract_virtuals;
628 union tree_node *as_list;
629 union tree_node *id_as_list;
630 union tree_node *binfo_as_list;
631 union tree_node *friend_classes;
637 union tree_node *rtti;
639 union tree_node *methods;
641 union tree_node *signature;
642 union tree_node *signature_pointer_to;
643 union tree_node *signature_reference_to;
645 union tree_node *template_info;
650 #define CLASSTYPE_SOURCE_LINE(NODE) (TYPE_LANG_SPECIFIC(NODE)->linenum)
652 /* Indicates whether or not (and how) a template was expanded for this class.
653 0=no information yet/non-template class
654 1=implicit template instantiation
655 2=explicit template specialization
656 3=explicit template instantiation */
657 #define CLASSTYPE_USE_TEMPLATE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.use_template)
659 /* Fields used for storing information before the class is defined.
660 After the class is defined, these fields hold other information. */
662 /* List of friends which were defined inline in this class definition. */
663 #define CLASSTYPE_INLINE_FRIENDS(NODE) (TYPE_NONCOPIED_PARTS (NODE))
665 /* Nonzero for _CLASSTYPE means that the _CLASSTYPE either has
666 a special meaning for the assignment operator ("operator="),
667 or one of its fields (or base members) has a special meaning
669 #define TYPE_HAS_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assignment)
670 #define TYPE_HAS_REAL_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assignment)
672 /* Returns the canonical version of TYPE. In other words, if TYPE is
673 a typedef, returns the underlying type. The cv-qualification of
674 the type returned matches the type input; they will always be
676 #define CANONICAL_TYPE_VARIANT(NODE) \
677 (cp_build_type_variant (TYPE_MAIN_VARIANT (NODE), \
678 TYPE_READONLY (NODE), TYPE_VOLATILE (NODE)))
680 /* Nonzero for _CLASSTYPE means that operator new and delete are defined,
682 #define TYPE_GETS_NEW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_new)
683 #define TYPE_GETS_DELETE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_delete)
684 #define TYPE_GETS_REG_DELETE(NODE) (TYPE_GETS_DELETE (NODE) & 1)
686 /* Nonzero for _CLASSTYPE means that operator vec delete is defined and
687 takes the optional size_t argument. */
688 #define TYPE_VEC_DELETE_TAKES_SIZE(NODE) \
689 (TYPE_LANG_SPECIFIC(NODE)->type_flags.vec_delete_takes_size)
690 #define TYPE_VEC_NEW_USES_COOKIE(NODE) \
691 (TYPE_NEEDS_DESTRUCTOR (NODE) \
692 || (TYPE_LANG_SPECIFIC (NODE) && TYPE_VEC_DELETE_TAKES_SIZE (NODE)))
694 /* Nonzero for TREE_LIST or _TYPE node means that this node is class-local. */
695 #define TREE_NONLOCAL_FLAG(NODE) (TREE_LANG_FLAG_0 (NODE))
697 /* Nonzero means that this _CLASSTYPE node defines ways of converting
698 itself to other types. */
699 #define TYPE_HAS_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_type_conversion)
701 /* Nonzero means that this _CLASSTYPE node overloads operator=(X&). */
702 #define TYPE_HAS_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assign_ref)
703 #define TYPE_HAS_CONST_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_assign_ref)
705 /* Nonzero means that this _CLASSTYPE node has an X(X&) constructor. */
706 #define TYPE_HAS_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_init_ref)
707 #define TYPE_HAS_CONST_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_init_ref)
709 /* Nonzero means that this type is being defined. I.e., the left brace
710 starting the definition of this type has been seen. */
711 #define TYPE_BEING_DEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.being_defined)
712 /* Nonzero means that this type has been redefined. In this case, if
713 convenient, don't reprocess any methods that appear in its redefinition. */
714 #define TYPE_REDEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.redefined)
716 /* Nonzero means that this type is a signature. */
717 # define IS_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)?TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature:0)
718 # define SET_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=1)
719 # define CLEAR_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=0)
721 /* Nonzero means that this type is a signature pointer type. */
722 # define IS_SIGNATURE_POINTER(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_pointer)
724 /* Nonzero means that this type is a signature reference type. */
725 # define IS_SIGNATURE_REFERENCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_reference)
727 /* Nonzero means that this signature contains opaque type declarations. */
728 #define SIGNATURE_HAS_OPAQUE_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_opaque_typedecls)
730 /* Nonzero means that a signature table has been generated
731 for this signature. */
732 #define SIGTABLE_HAS_BEEN_GENERATED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.sigtable_has_been_generated)
734 /* If NODE is a class, this is the signature type that contains NODE's
735 signature after it has been computed using sigof(). */
736 #define CLASSTYPE_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
738 /* If NODE is a signature pointer or signature reference, this is the
739 signature type the pointer/reference points to. */
740 #define SIGNATURE_TYPE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
742 /* If NODE is a signature, this is a vector of all methods defined
743 in the signature or in its base types together with their default
745 #define SIGNATURE_METHOD_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
747 /* If NODE is a signature, this is the _TYPE node that contains NODE's
748 signature pointer type. */
749 #define SIGNATURE_POINTER_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_pointer_to)
751 /* If NODE is a signature, this is the _TYPE node that contains NODE's
752 signature reference type. */
753 #define SIGNATURE_REFERENCE_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_reference_to)
755 /* The is the VAR_DECL that contains NODE's rtti. */
756 #define CLASSTYPE_RTTI(NODE) (TYPE_LANG_SPECIFIC(NODE)->rtti)
758 /* Nonzero means that this _CLASSTYPE node overloads operator(). */
759 #define TYPE_OVERLOADS_CALL_EXPR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_call_overloaded)
761 /* Nonzero means that this _CLASSTYPE node overloads operator[]. */
762 #define TYPE_OVERLOADS_ARRAY_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_array_ref_overloaded)
764 /* Nonzero means that this _CLASSTYPE node overloads operator->. */
765 #define TYPE_OVERLOADS_ARROW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_arrow_overloaded)
767 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
768 multiple inheritance. If this is 0 for the root of a type
769 hierarchy, then we can use more efficient search techniques. */
770 #define TYPE_USES_MULTIPLE_INHERITANCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.uses_multiple_inheritance)
772 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
773 virtual base classes. If this is 0 for the root of a type
774 hierarchy, then we can use more efficient search techniques. */
775 #define TYPE_USES_VIRTUAL_BASECLASSES(NODE) (TREE_LANG_FLAG_3(NODE))
777 /* List of lists of member functions defined in this class. */
778 #define CLASSTYPE_METHOD_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->methods)
780 /* The first type conversion operator in the class (the others can be
781 searched with TREE_CHAIN), or the first non-constructor function if
782 there are no type conversion operators. */
783 #define CLASSTYPE_FIRST_CONVERSION(NODE) \
784 TREE_VEC_LENGTH (CLASSTYPE_METHOD_VEC (NODE)) > 2 \
785 ? TREE_VEC_ELT (CLASSTYPE_METHOD_VEC (NODE), 2) \
788 /* Pointer from any member function to the head of the list of
789 member functions of the type that member function belongs to. */
790 #define CLASSTYPE_BASELINK_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->baselink_vec)
792 /* Mark bits for depth-first and breath-first searches. */
793 #define CLASSTYPE_MARKED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked)
794 #define CLASSTYPE_MARKED2(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked2)
795 #define CLASSTYPE_MARKED3(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked3)
796 #define CLASSTYPE_MARKED4(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked4)
797 #define CLASSTYPE_MARKED5(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked5)
798 #define CLASSTYPE_MARKED6(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked6)
799 /* Macros to modify the above flags */
800 #define SET_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 1)
801 #define CLEAR_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 0)
802 #define SET_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 1)
803 #define CLEAR_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 0)
804 #define SET_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 1)
805 #define CLEAR_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 0)
806 #define SET_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 1)
807 #define CLEAR_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 0)
808 #define SET_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 1)
809 #define CLEAR_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 0)
810 #define SET_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 1)
811 #define CLEAR_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 0)
813 /* A list of the nested tag-types (class, struct, union, or enum)
814 found within this class. The TREE_PURPOSE of each node is the name
815 of the type; the TREE_VALUE is the type itself. This list includes
816 nested member class templates. */
817 #define CLASSTYPE_TAGS(NODE) (TYPE_LANG_SPECIFIC(NODE)->tags)
819 /* If this class has any bases, this is the number of the base class from
820 which our VFIELD is based, -1 otherwise. If this class has no base
821 classes, this is not used.
822 In D : B1, B2, PARENT would be 0, if D's vtable came from B1,
823 1, if D's vtable came from B2. */
824 #define CLASSTYPE_VFIELD_PARENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfield_parent)
826 /* Remove when done merging. */
827 #define CLASSTYPE_VFIELD(NODE) TYPE_VFIELD(NODE)
829 /* The number of virtual functions defined for this
831 #define CLASSTYPE_VSIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->vsize)
832 /* The virtual base classes that this type uses. */
833 #define CLASSTYPE_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->vbases)
834 /* The virtual function pointer fields that this type contains. */
835 #define CLASSTYPE_VFIELDS(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfields)
837 /* Number of baseclasses defined for this type.
838 0 means no base classes. */
839 #define CLASSTYPE_N_BASECLASSES(NODE) \
840 (TYPE_BINFO_BASETYPES (NODE) ? TREE_VEC_LENGTH (TYPE_BINFO_BASETYPES(NODE)) : 0)
842 /* Memoize the number of super classes (base classes) tha this node
843 has. That way we can know immediately (albeit conservatively how
844 large a multiple-inheritance matrix we need to build to find
845 derivation information. */
846 #define CLASSTYPE_N_SUPERCLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->n_ancestors)
847 #define CLASSTYPE_N_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->n_vancestors)
849 /* Record how deep the inheritance is for this class so `void*' conversions
850 are less favorable than a conversion to the most base type. */
851 #define CLASSTYPE_MAX_DEPTH(NODE) (TYPE_LANG_SPECIFIC(NODE)->max_depth)
853 /* Used for keeping search-specific information. Any search routine
854 which uses this must define what exactly this slot is used for. */
855 #define CLASSTYPE_SEARCH_SLOT(NODE) (TYPE_LANG_SPECIFIC(NODE)->search_slot)
857 /* Entry for keeping memoization tables for this type to
858 hopefully speed up search routines. Since it is a pointer,
859 it can mean almost anything. */
860 #define CLASSTYPE_MTABLE_ENTRY(NODE) (TYPE_LANG_SPECIFIC(NODE)->memoized_table_entry)
862 /* These are the size, mode and alignment of the type without its
863 virtual base classes, for when we use this type as a base itself. */
864 #define CLASSTYPE_SIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->size)
865 #define CLASSTYPE_ALIGN(NODE) (TYPE_LANG_SPECIFIC(NODE)->align)
867 /* A cons list of structure elements which either have constructors
868 to be called, or virtual function table pointers which
869 need initializing. Depending on what is being initialized,
870 the TREE_PURPOSE and TREE_VALUE fields have different meanings:
872 Member initialization: <FIELD_DECL, TYPE>
873 Base class construction: <NULL_TREE, BASETYPE>
874 Base class initialization: <BASE_INITIALIZATION, THESE_INITIALIZATIONS>
875 Whole type: <MEMBER_INIT, BASE_INIT>. */
876 #define CLASSTYPE_BASE_INIT_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->base_init_list)
878 /* A cons list of virtual functions which cannot be inherited by
879 derived classes. When deriving from this type, the derived
880 class must provide its own definition for each of these functions. */
881 #define CLASSTYPE_ABSTRACT_VIRTUALS(NODE) (TYPE_LANG_SPECIFIC(NODE)->abstract_virtuals)
883 /* Nonzero means that this aggr type has been `closed' by a semicolon. */
884 #define CLASSTYPE_GOT_SEMICOLON(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.got_semicolon)
886 /* Nonzero means that the main virtual function table pointer needs to be
887 set because base constructors have placed the wrong value there.
888 If this is zero, it means that they placed the right value there,
889 and there is no need to change it. */
890 #define CLASSTYPE_NEEDS_VIRTUAL_REINIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.needs_virtual_reinit)
892 /* Nonzero means that if this type has virtual functions, that
893 the virtual function table will be written out. */
894 #define CLASSTYPE_VTABLE_NEEDS_WRITING(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.vtable_needs_writing)
896 /* Nonzero means that this type defines its own local type declarations. */
897 #define CLASSTYPE_LOCAL_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.local_typedecls)
899 /* Nonzero means that this type has an X() constructor. */
900 #define TYPE_HAS_DEFAULT_CONSTRUCTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_default_ctor)
902 /* Nonzero means the type declared a ctor as private or protected. We
903 use this to make sure we don't try to generate a copy ctor for a
904 class that has a member of type NODE. */
905 #define TYPE_HAS_NONPUBLIC_CTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_ctor)
907 /* Ditto, for operator=. */
908 #define TYPE_HAS_NONPUBLIC_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_assign_ref)
910 /* Many routines need to cons up a list of basetypes for access
911 checking. This field contains a TREE_LIST node whose TREE_VALUE
912 is the main variant of the type, and whose TREE_VIA_PUBLIC
913 and TREE_VIA_VIRTUAL bits are correctly set. */
914 #define CLASSTYPE_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->as_list)
915 /* Same, but cache a list whose value is the name of this type. */
916 #define CLASSTYPE_ID_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->id_as_list)
917 /* Same, but cache a list whose value is the binfo of this type. */
918 #define CLASSTYPE_BINFO_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->binfo_as_list)
920 /* A list of class types with which this type is a friend. The
921 TREE_VALUE is normally a TYPE, but will be a TEMPLATE_DECL in the
922 case of a template friend. */
923 #define CLASSTYPE_FRIEND_CLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->friend_classes)
926 /* Keep an inheritance lattice around so we can quickly tell whether
927 a type is derived from another or not. */
928 #define CLASSTYPE_MI_MATRIX(NODE) (TYPE_LANG_SPECIFIC(NODE)->mi_matrix)
931 /* Say whether this node was declared as a "class" or a "struct". */
932 #define CLASSTYPE_DECLARED_CLASS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.declared_class)
934 /* Nonzero if this class has const members which have no specified initialization. */
935 #define CLASSTYPE_READONLY_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.const_needs_init)
937 /* Nonzero if this class has ref members which have no specified initialization. */
938 #define CLASSTYPE_REF_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ref_needs_init)
940 /* Nonzero if this class is included from a header file which employs
941 `#pragma interface', and it is not included in its implementation file. */
942 #define CLASSTYPE_INTERFACE_ONLY(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_only)
944 /* Same as above, but for classes whose purpose we do not know. */
945 #define CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown)
946 #define CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown == 0)
947 #define SET_CLASSTYPE_INTERFACE_UNKNOWN_X(NODE,X) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = !!(X))
948 #define SET_CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 1)
949 #define SET_CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 0)
951 /* Nonzero if a _DECL node requires us to output debug info for this class. */
952 #define CLASSTYPE_DEBUG_REQUESTED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.debug_requested)
954 /* Additional macros for inheritance information. */
956 /* When following an binfo-specific chain, this is the cumulative
958 #define BINFO_VIA_PUBLIC(NODE) TREE_LANG_FLAG_5 (NODE)
961 /* When building a matrix to determine by a single lookup
962 whether one class is derived from another or not,
963 this field is the index of the class in the table. */
964 #define CLASSTYPE_CID(NODE) (TYPE_LANG_SPECIFIC(NODE)->cid)
965 #define BINFO_CID(NODE) CLASSTYPE_CID(BINFO_TYPE(NODE))
968 /* Nonzero means marked by DFS or BFS search, including searches
969 by `get_binfo' and `get_base_distance'. */
970 #define BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED(BINFO_TYPE(NODE)):TREE_LANG_FLAG_0(NODE))
971 /* Macros needed because of C compilers that don't allow conditional
972 expressions to be lvalues. Grr! */
973 #define SET_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=1))
974 #define CLEAR_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=0))
976 /* Nonzero means marked in building initialization list. */
977 #define BINFO_BASEINIT_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
978 /* Modifier macros */
979 #define SET_BINFO_BASEINIT_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
980 #define CLEAR_BINFO_BASEINIT_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
982 /* Nonzero means marked in search through virtual inheritance hierarchy. */
983 #define BINFO_VBASE_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
984 /* Modifier macros */
985 #define SET_BINFO_VBASE_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
986 #define CLEAR_BINFO_VBASE_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
988 /* Nonzero means marked in search for members or member functions. */
989 #define BINFO_FIELDS_MARKED(NODE) \
990 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED2 (BINFO_TYPE (NODE)):TREE_LANG_FLAG_2(NODE))
991 #define SET_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=1))
992 #define CLEAR_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=0))
994 /* Nonzero means that this class is on a path leading to a new vtable. */
995 #define BINFO_VTABLE_PATH_MARKED(NODE) \
996 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):TREE_LANG_FLAG_3(NODE))
997 #define SET_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=1))
998 #define CLEAR_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=0))
1000 /* Nonzero means that this class has a new vtable. */
1001 #define BINFO_NEW_VTABLE_MARKED(NODE) \
1002 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):TREE_LANG_FLAG_4(NODE))
1003 #define SET_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=1))
1004 #define CLEAR_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=0))
1006 /* Nonzero means this class has initialized its virtual baseclasses. */
1007 #define BINFO_VBASE_INIT_MARKED(NODE) \
1008 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):TREE_LANG_FLAG_5(NODE))
1009 #define SET_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=1))
1010 #define CLEAR_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=0))
1012 /* Accessor macros for the vfield slots in structures. */
1014 /* Get the assoc info that caused this vfield to exist. */
1015 #define VF_BINFO_VALUE(NODE) TREE_PURPOSE (NODE)
1017 /* Get that same information as a _TYPE. */
1018 #define VF_BASETYPE_VALUE(NODE) TREE_VALUE (NODE)
1020 /* Get the value of the top-most type dominating the non-`normal' vfields. */
1021 #define VF_DERIVED_VALUE(NODE) (VF_BINFO_VALUE (NODE) ? BINFO_TYPE (VF_BINFO_VALUE (NODE)) : NULL_TREE)
1023 /* Get the value of the top-most type that's `normal' for the vfield. */
1024 #define VF_NORMAL_VALUE(NODE) TREE_TYPE (NODE)
1026 /* Nonzero for TREE_LIST node means that this list of things
1027 is a list of parameters, as opposed to a list of expressions. */
1028 #define TREE_PARMLIST(NODE) ((NODE)->common.unsigned_flag) /* overloaded! */
1030 /* For FUNCTION_TYPE or METHOD_TYPE, a list of the exceptions that
1031 this type can raise. */
1032 #define TYPE_RAISES_EXCEPTIONS(NODE) TYPE_NONCOPIED_PARTS (NODE)
1034 /* The binding level associated with the namespace. */
1035 #define NAMESPACE_LEVEL(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.level)
1037 struct lang_decl_flags
1039 #ifdef ONLY_INT_FIELDS
1042 enum languages language : 8;
1045 unsigned operator_attr : 1;
1046 unsigned constructor_attr : 1;
1047 unsigned returns_first_arg : 1;
1048 unsigned preserves_first_arg : 1;
1049 unsigned friend_attr : 1;
1050 unsigned static_function : 1;
1051 unsigned const_memfunc : 1;
1052 unsigned volatile_memfunc : 1;
1054 unsigned abstract_virtual : 1;
1055 unsigned permanent_attr : 1 ;
1056 unsigned constructor_for_vbase_attr : 1;
1057 unsigned mutable_flag : 1;
1058 unsigned is_default_implementation : 1;
1059 unsigned saved_inline : 1;
1060 unsigned use_template : 2;
1062 unsigned nonconverting : 1;
1063 unsigned declared_inline : 1;
1064 unsigned not_really_extern : 1;
1065 unsigned comdat : 1;
1066 unsigned needs_final_overrider : 1;
1071 tree memfunc_pointer_to;
1073 struct binding_level *level;
1078 struct lang_decl_flags decl_flags;
1080 tree main_decl_variant;
1081 struct pending_inline *pending_inline_info;
1084 /* Non-zero if NODE is a _DECL with TREE_READONLY set. */
1085 #define TREE_READONLY_DECL_P(NODE) \
1086 (TREE_READONLY (NODE) && TREE_CODE_CLASS (TREE_CODE (NODE)) == 'd')
1088 /* Non-zero iff DECL is memory-based. The DECL_RTL of
1089 certain const variables might be a CONST_INT, or a REG
1090 in some cases. We cannot use `memory_operand' as a test
1091 here because on most RISC machines, a variable's address
1092 is not, by itself, a legitimate address. */
1093 #define DECL_IN_MEMORY_P(NODE) \
1094 (DECL_RTL (NODE) != NULL_RTX && GET_CODE (DECL_RTL (NODE)) == MEM)
1096 /* For FUNCTION_DECLs: return the language in which this decl
1098 #define DECL_LANGUAGE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.language)
1100 /* For FUNCTION_DECLs: nonzero means that this function is a constructor. */
1101 #define DECL_CONSTRUCTOR_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_attr)
1102 #define DECL_DESTRUCTOR_P(NODE) (DESTRUCTOR_NAME_P (DECL_ASSEMBLER_NAME(NODE)))
1104 /* For FUNCTION_DECLs: nonzero means that this function is a constructor
1105 for an object with virtual baseclasses. */
1106 #define DECL_CONSTRUCTOR_FOR_VBASE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_for_vbase_attr)
1108 /* For FUNCTION_DECLs: nonzero means that this function is a default
1109 implementation of a signature method. */
1110 #define IS_DEFAULT_IMPLEMENTATION(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.is_default_implementation)
1112 /* For FUNCTION_DECLs: nonzero means that the constructor
1113 is known to return a non-zero `this' unchanged. */
1114 #define DECL_RETURNS_FIRST_ARG(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.returns_first_arg)
1116 /* Nonzero for FUNCTION_DECL means that this constructor is known to
1117 not make any assignment to `this', and therefore can be trusted
1118 to return it unchanged. Otherwise, we must re-assign `current_class_ptr'
1119 after performing base initializations. */
1120 #define DECL_PRESERVES_THIS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.preserves_first_arg)
1122 /* Nonzero for _DECL means that this decl appears in (or will appear
1123 in) as a member in a RECORD_TYPE or UNION_TYPE node. It is also for
1124 detecting circularity in case members are multiply defined. In the
1125 case of a VAR_DECL, it is also used to determine how program storage
1126 should be allocated. */
1127 #define DECL_IN_AGGR_P(NODE) (DECL_LANG_FLAG_3(NODE))
1129 /* Nonzero for FUNCTION_DECL means that this decl is just a
1130 friend declaration, and should not be added to the list of
1131 member functions for this class. */
1132 #define DECL_FRIEND_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.friend_attr)
1134 /* Nonzero for FUNCTION_DECL means that this decl is a static
1136 #define DECL_STATIC_FUNCTION_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.static_function)
1138 /* Nonzero for a class member means that it is shared between all objects
1140 #define SHARED_MEMBER_P(NODE) \
1141 (TREE_CODE (NODE) == VAR_DECL || TREE_CODE (NODE) == TYPE_DECL \
1142 || TREE_CODE (NODE) == CONST_DECL)
1144 /* Nonzero for FUNCTION_DECL means that this decl is a non-static
1146 #define DECL_NONSTATIC_MEMBER_FUNCTION_P(NODE) \
1147 (TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE)
1149 /* Nonzero for FUNCTION_DECL means that this decl is a member function
1150 (static or non-static). */
1151 #define DECL_FUNCTION_MEMBER_P(NODE) \
1152 (DECL_NONSTATIC_MEMBER_FUNCTION_P (NODE) || DECL_STATIC_FUNCTION_P (NODE))
1154 /* Nonzero for FUNCTION_DECL means that this member function
1155 has `this' as const X *const. */
1156 #define DECL_CONST_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.const_memfunc)
1158 /* Nonzero for FUNCTION_DECL means that this member function
1159 has `this' as volatile X *const. */
1160 #define DECL_VOLATILE_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.volatile_memfunc)
1162 /* Nonzero for _DECL means that this member object type
1164 #define DECL_MUTABLE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.mutable_flag)
1166 /* Nonzero for _DECL means that this constructor is a non-converting
1168 #define DECL_NONCONVERTING_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.nonconverting)
1170 /* Nonzero for FUNCTION_DECL means that this member function
1171 exists as part of an abstract class's interface. */
1172 #define DECL_ABSTRACT_VIRTUAL_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.abstract_virtual)
1174 /* Nonzero for FUNCTION_DECL means that this member function
1175 must be overridden by derived classes. */
1176 #define DECL_NEEDS_FINAL_OVERRIDER_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.needs_final_overrider)
1178 /* Nonzero if allocated on permanent_obstack. */
1179 #define LANG_DECL_PERMANENT(LANGDECL) ((LANGDECL)->decl_flags.permanent_attr)
1181 /* The _TYPE context in which this _DECL appears. This field holds the
1182 class where a virtual function instance is actually defined, and the
1183 lexical scope of a friend function defined in a class body. */
1184 #define DECL_CLASS_CONTEXT(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.context)
1185 #define DECL_REAL_CONTEXT(NODE) \
1186 ((TREE_CODE (NODE) == FUNCTION_DECL && DECL_FUNCTION_MEMBER_P (NODE)) \
1187 ? DECL_CLASS_CONTEXT (NODE) : DECL_CONTEXT (NODE))
1189 /* 1 iff NODE has namespace scope, including the global namespace. */
1190 #define DECL_NAMESPACE_SCOPE_P(NODE) \
1191 (DECL_CONTEXT (NODE) == NULL_TREE \
1192 || TREE_CODE (DECL_CONTEXT (NODE)) == NAMESPACE_DECL)
1194 /* 1 iff NODE is a class member. */
1195 #define DECL_CLASS_SCOPE_P(NODE) \
1196 (DECL_CONTEXT (NODE) \
1197 && TREE_CODE_CLASS (TREE_CODE (DECL_CONTEXT (NODE))) == 't')
1199 /* For a NAMESPACE_DECL: the list of using namespace directives
1200 The PURPOSE is the used namespace, the value is the namespace
1201 that is the common ancestor. */
1202 #define DECL_NAMESPACE_USING(NODE) DECL_VINDEX(NODE)
1204 /* In a NAMESPACE_DECL, the DECL_INITIAL is used to record all users
1205 of a namespace, to record the transitive closure of using namespace. */
1206 #define DECL_NAMESPACE_USERS(NODE) DECL_INITIAL (NODE)
1208 /* In a TREE_LIST concatenating using directives, indicate indirekt
1210 #define TREE_INDIRECT_USING(NODE) ((NODE)->common.lang_flag_0)
1212 /* In a VAR_DECL for a variable declared in a for statement,
1213 this is the shadowed (local) variable. */
1214 #define DECL_SHADOWED_FOR_VAR(NODE) DECL_RESULT(NODE)
1216 /* Points back to the decl which caused this lang_decl to be allocated. */
1217 #define DECL_MAIN_VARIANT(NODE) (DECL_LANG_SPECIFIC(NODE)->main_decl_variant)
1219 /* For a FUNCTION_DECL: if this function was declared inline inside of
1220 a class declaration, this is where the text for the function is
1222 #define DECL_PENDING_INLINE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->pending_inline_info)
1224 /* True if on the saved_inlines (see decl2.c) list. */
1225 #define DECL_SAVED_INLINE(DECL) \
1226 (DECL_LANG_SPECIFIC(DECL)->decl_flags.saved_inline)
1228 /* For a FUNCTION_DECL: if this function was declared inside a signature
1229 declaration, this is the corresponding member function pointer that was
1231 #define DECL_MEMFUNC_POINTER_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1233 /* For a FIELD_DECL: this points to the signature member function from
1234 which this signature member function pointer was created. */
1235 #define DECL_MEMFUNC_POINTING_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1237 /* For a VAR_DECL or FUNCTION_DECL: template-specific information. */
1238 #define DECL_TEMPLATE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.template_info)
1239 #define CLASSTYPE_TEMPLATE_INFO(NODE) (TYPE_LANG_SPECIFIC(NODE)->template_info)
1240 #define TI_TEMPLATE(NODE) (TREE_PURPOSE (NODE))
1241 #define TI_ARGS(NODE) (TREE_VALUE (NODE))
1242 #define TI_SPEC_INFO(NODE) (TREE_CHAIN (NODE))
1243 #define TI_USES_TEMPLATE_PARMS(NODE) TREE_LANG_FLAG_0 (NODE)
1244 #define TI_PENDING_TEMPLATE_FLAG(NODE) TREE_LANG_FLAG_1 (NODE)
1245 /* TI_PENDING_SPECIALIZATION_FLAG on a template-info node indicates
1246 that the template is a specialization of a member template, but
1247 that we don't yet know which one. */
1248 #define TI_PENDING_SPECIALIZATION_FLAG(NODE) TREE_LANG_FLAG_1 (NODE)
1249 #define DECL_TI_TEMPLATE(NODE) TI_TEMPLATE (DECL_TEMPLATE_INFO (NODE))
1250 #define DECL_TI_ARGS(NODE) TI_ARGS (DECL_TEMPLATE_INFO (NODE))
1251 #define CLASSTYPE_TI_TEMPLATE(NODE) TI_TEMPLATE (CLASSTYPE_TEMPLATE_INFO (NODE))
1252 #define CLASSTYPE_TI_ARGS(NODE) TI_ARGS (CLASSTYPE_TEMPLATE_INFO (NODE))
1253 #define CLASSTYPE_TI_SPEC_INFO(NODE) TI_SPEC_INFO (CLASSTYPE_TEMPLATE_INFO (NODE))
1254 #define INNERMOST_TEMPLATE_PARMS(NODE) TREE_VALUE(NODE)
1256 #define TEMPLATE_PARMS_FOR_INLINE(NODE) TREE_LANG_FLAG_1 (NODE)
1258 #define DECL_SAVED_TREE(NODE) DECL_MEMFUNC_POINTER_TO (NODE)
1259 #define COMPOUND_STMT_NO_SCOPE(NODE) TREE_LANG_FLAG_0 (NODE)
1260 #define NEW_EXPR_USE_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1261 #define DELETE_EXPR_USE_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1262 #define DELETE_EXPR_USE_VEC(NODE) TREE_LANG_FLAG_1 (NODE)
1263 #define LOOKUP_EXPR_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1265 /* The TYPE_MAIN_DECL for a class template type is a TYPE_DECL, not a
1266 TEMPLATE_DECL. This macro determines whether or not a given class
1267 type is really a template type, as opposed to an instantiation or
1268 specialization of one. */
1269 #define CLASSTYPE_IS_TEMPLATE(NODE) \
1270 (CLASSTYPE_TEMPLATE_INFO (NODE) \
1271 && !CLASSTYPE_USE_TEMPLATE (NODE) \
1272 && PRIMARY_TEMPLATE_P (CLASSTYPE_TI_TEMPLATE (NODE)))
1274 #define TYPENAME_TYPE_FULLNAME(NODE) CLASSTYPE_SIZE (NODE)
1276 /* Nonzero in INTEGER_CST means that this int is negative by dint of
1277 using a twos-complement negated operand. */
1278 #define TREE_NEGATED_INT(NODE) (TREE_LANG_FLAG_0 (NODE))
1281 /* Nonzero in any kind of _EXPR or _REF node means that it is a call
1282 to a storage allocation routine. If, later, alternate storage
1283 is found to hold the object, this call can be ignored. */
1284 #define TREE_CALLS_NEW(NODE) (TREE_LANG_FLAG_1 (NODE))
1287 /* Nonzero in any kind of _TYPE that uses multiple inheritance
1288 or virtual baseclasses. */
1289 #define TYPE_USES_COMPLEX_INHERITANCE(NODE) (TREE_LANG_FLAG_1 (NODE))
1292 /* Nonzero in IDENTIFIER_NODE means that this name is not the name the user
1293 gave; it's a DECL_NESTED_TYPENAME. Someone may want to set this on
1294 mangled function names, too, but it isn't currently. */
1295 #define TREE_MANGLED(NODE) (TREE_LANG_FLAG_0 (NODE))
1299 /* Nonzero in IDENTIFIER_NODE means that this name is overloaded, and
1300 should be looked up in a non-standard way. */
1301 #define DECL_OVERLOADED(NODE) (FOO)
1304 /* Nonzero if this (non-TYPE)_DECL has its virtual attribute set.
1305 For a FUNCTION_DECL, this is when the function is a virtual function.
1306 For a VAR_DECL, this is when the variable is a virtual function table.
1307 For a FIELD_DECL, when the field is the field for the virtual function table.
1308 For an IDENTIFIER_NODE, nonzero if any function with this name
1309 has been declared virtual.
1311 For a _TYPE if it uses virtual functions (or is derived from
1313 #define TYPE_VIRTUAL_P(NODE) (TREE_LANG_FLAG_2 (NODE))
1315 extern int flag_new_for_scope;
1317 /* This flag is true of a local VAR_DECL if it was declared in a for
1318 statement, but we are no longer in the scope of the for. */
1319 #define DECL_DEAD_FOR_LOCAL(NODE) DECL_LANG_FLAG_7 (NODE)
1321 /* This flag is set on a VAR_DECL that is a DECL_DEAD_FOR_LOCAL
1322 if we already emitted a warning about using it. */
1323 #define DECL_ERROR_REPORTED(NODE) DECL_LANG_FLAG_0 (NODE)
1325 /* This _DECL represents a compiler-generated entity. */
1326 #define SET_DECL_ARTIFICIAL(NODE) (DECL_ARTIFICIAL (NODE) = 1)
1328 /* Record whether a typedef for type `int' was actually `signed int'. */
1329 #define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
1331 /* Nonzero if the type T promotes to itself.
1332 ANSI C states explicitly the list of types that promote;
1333 in particular, short promotes to int even if they have the same width. */
1334 #define C_PROMOTING_INTEGER_TYPE_P(t) \
1335 (TREE_CODE ((t)) == INTEGER_TYPE \
1336 && (TYPE_MAIN_VARIANT (t) == char_type_node \
1337 || TYPE_MAIN_VARIANT (t) == signed_char_type_node \
1338 || TYPE_MAIN_VARIANT (t) == unsigned_char_type_node \
1339 || TYPE_MAIN_VARIANT (t) == short_integer_type_node \
1340 || TYPE_MAIN_VARIANT (t) == short_unsigned_type_node))
1342 #define INTEGRAL_CODE_P(CODE) \
1343 (CODE == INTEGER_TYPE || CODE == ENUMERAL_TYPE || CODE == BOOLEAN_TYPE)
1344 #define ARITHMETIC_TYPE_P(TYPE) (INTEGRAL_TYPE_P (TYPE) || FLOAT_TYPE_P (TYPE))
1346 /* Mark which labels are explicitly declared.
1347 These may be shadowed, and may be referenced from nested functions. */
1348 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
1350 /* Nonzero for _TYPE means that the _TYPE defines
1351 at least one constructor. */
1352 #define TYPE_HAS_CONSTRUCTOR(NODE) (TYPE_LANG_FLAG_1(NODE))
1354 /* When appearing in an INDIRECT_REF, it means that the tree structure
1355 underneath is actually a call to a constructor. This is needed
1356 when the constructor must initialize local storage (which can
1357 be automatically destroyed), rather than allowing it to allocate
1358 space from the heap.
1360 When appearing in a SAVE_EXPR, it means that underneath
1361 is a call to a constructor.
1363 When appearing in a CONSTRUCTOR, it means that it was
1364 a GNU C constructor expression.
1366 When appearing in a FIELD_DECL, it means that this field
1367 has been duly initialized in its constructor. */
1368 #define TREE_HAS_CONSTRUCTOR(NODE) (TREE_LANG_FLAG_4(NODE))
1370 #define EMPTY_CONSTRUCTOR_P(NODE) (TREE_CODE (NODE) == CONSTRUCTOR \
1371 && CONSTRUCTOR_ELTS (NODE) == NULL_TREE)
1374 /* Indicates that a NON_LVALUE_EXPR came from a C++ reference.
1375 Used to generate more helpful error message in case somebody
1376 tries to take its address. */
1377 #define TREE_REFERENCE_EXPR(NODE) (TREE_LANG_FLAG_3(NODE))
1380 /* Nonzero for _TYPE means that the _TYPE defines a destructor. */
1381 #define TYPE_HAS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_2(NODE))
1384 /* Nonzero for _TYPE node means that creating an object of this type
1385 will involve a call to a constructor. This can apply to objects
1386 of ARRAY_TYPE if the type of the elements needs a constructor. */
1387 #define TYPE_NEEDS_CONSTRUCTING(NODE) ... defined in ../tree.h ...
1390 /* Nonzero means that an object of this type can not be initialized using
1391 an initializer list. */
1392 #define CLASSTYPE_NON_AGGREGATE(NODE) \
1393 (TYPE_LANG_SPECIFIC (NODE)->type_flags.non_aggregate)
1394 #define TYPE_NON_AGGREGATE_CLASS(NODE) \
1395 (IS_AGGR_TYPE (NODE) && CLASSTYPE_NON_AGGREGATE (NODE))
1397 /* Nonzero if there is a user-defined X::op=(x&) for this class. */
1398 #define TYPE_HAS_REAL_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assign_ref)
1399 #define TYPE_HAS_COMPLEX_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_assign_ref)
1400 #define TYPE_HAS_ABSTRACT_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_abstract_assign_ref)
1401 #define TYPE_HAS_COMPLEX_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_init_ref)
1403 /* Nonzero for _TYPE node means that destroying an object of this type
1404 will involve a call to a destructor. This can apply to objects
1405 of ARRAY_TYPE is the type of the elements needs a destructor. */
1406 #define TYPE_NEEDS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_4(NODE))
1408 /* Nonzero for class type means that initialization of this type can use
1410 #define TYPE_HAS_TRIVIAL_INIT_REF(NODE) \
1411 (TYPE_HAS_INIT_REF (NODE) && ! TYPE_HAS_COMPLEX_INIT_REF (NODE))
1413 /* Nonzero for class type means that assignment of this type can use
1415 #define TYPE_HAS_TRIVIAL_ASSIGN_REF(NODE) \
1416 (TYPE_HAS_ASSIGN_REF (NODE) && ! TYPE_HAS_COMPLEX_ASSIGN_REF (NODE))
1418 #define TYPE_PTRMEM_P(NODE) \
1419 (TREE_CODE (NODE) == POINTER_TYPE \
1420 && TREE_CODE (TREE_TYPE (NODE)) == OFFSET_TYPE)
1421 #define TYPE_PTR_P(NODE) \
1422 (TREE_CODE (NODE) == POINTER_TYPE \
1423 && TREE_CODE (TREE_TYPE (NODE)) != OFFSET_TYPE)
1424 #define TYPE_PTROB_P(NODE) \
1425 (TYPE_PTR_P (NODE) && TREE_CODE (TREE_TYPE (NODE)) != FUNCTION_TYPE \
1426 && TREE_CODE (TREE_TYPE (NODE)) != VOID_TYPE)
1427 #define TYPE_PTROBV_P(NODE) \
1428 (TYPE_PTR_P (NODE) && TREE_CODE (TREE_TYPE (NODE)) != FUNCTION_TYPE)
1429 #define TYPE_PTRFN_P(NODE) \
1430 (TREE_CODE (NODE) == POINTER_TYPE \
1431 && TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE)
1433 /* Nonzero for _TYPE node means that this type is a pointer to member
1435 #define TYPE_PTRMEMFUNC_P(NODE) (TREE_CODE(NODE) == RECORD_TYPE && TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1436 #define TYPE_PTRMEMFUNC_FLAG(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1437 /* Get the POINTER_TYPE to the METHOD_TYPE associated with this
1438 pointer to member function. TYPE_PTRMEMFUNC_P _must_ be true,
1439 before using this macro. */
1440 #define TYPE_PTRMEMFUNC_FN_TYPE(NODE) (TREE_TYPE (TYPE_FIELDS (TREE_TYPE (TREE_CHAIN (TREE_CHAIN (TYPE_FIELDS (NODE)))))))
1442 /* Returns `A' for a type like `int (A::*)(double)' */
1443 #define TYPE_PTRMEMFUNC_OBJECT_TYPE(NODE) \
1444 TYPE_METHOD_BASETYPE (TREE_TYPE (TYPE_PTRMEMFUNC_FN_TYPE (NODE)))
1446 /* These are use to manipulate the canonical RECORD_TYPE from the
1447 hashed POINTER_TYPE, and can only be used on the POINTER_TYPE. */
1448 #define TYPE_GET_PTRMEMFUNC_TYPE(NODE) ((tree)TYPE_LANG_SPECIFIC(NODE))
1449 #define TYPE_SET_PTRMEMFUNC_TYPE(NODE, VALUE) (TYPE_LANG_SPECIFIC(NODE) = ((struct lang_type *)(void*)(VALUE)))
1450 /* These are to get the delta2 and pfn fields from a TYPE_PTRMEMFUNC_P. */
1451 #define DELTA2_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, NULL_TREE, 0), delta2_identifier, NULL_TREE, 0))
1452 #define PFN_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, NULL_TREE, 0), pfn_identifier, NULL_TREE, 0))
1454 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `extern' was
1455 specified in its declaration. */
1456 #define DECL_THIS_EXTERN(NODE) (DECL_LANG_FLAG_2(NODE))
1458 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `static' was
1459 specified in its declaration. */
1460 #define DECL_THIS_STATIC(NODE) (DECL_LANG_FLAG_6(NODE))
1462 /* Nonzero for SAVE_EXPR if used to initialize a PARM_DECL. */
1463 #define PARM_DECL_EXPR(NODE) (TREE_LANG_FLAG_2(NODE))
1465 /* Nonzero in FUNCTION_DECL means it is really an operator.
1466 Just used to communicate formatting information to dbxout.c. */
1467 #define DECL_OPERATOR(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.operator_attr)
1469 #define ANON_UNION_P(NODE) (DECL_NAME (NODE) == 0)
1471 /* Nonzero if TYPE is an anonymous union type. */
1472 #define ANON_UNION_TYPE_P(TYPE) \
1473 (TREE_CODE (TYPE) == UNION_TYPE \
1474 && ANON_AGGRNAME_P (TYPE_IDENTIFIER (TYPE)))
1476 #define UNKNOWN_TYPE LANG_TYPE
1478 /* Define fields and accessors for nodes representing declared names. */
1481 /* C++: A derived class may be able to directly use the virtual
1482 function table of a base class. When it does so, it may
1483 still have a decl node used to access the virtual function
1484 table (so that variables of this type can initialize their
1485 virtual function table pointers by name). When such thievery
1486 is committed, know exactly which base class's virtual function
1487 table is the one being stolen. This effectively computes the
1488 transitive closure. */
1489 #define DECL_VPARENT(NODE) ((NODE)->decl.arguments)
1492 #define TYPE_WAS_ANONYMOUS(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.was_anonymous)
1494 /* C++: all of these are overloaded! These apply only to TYPE_DECLs. */
1496 /* The format of each node in the DECL_FRIENDLIST is as follows:
1498 The TREE_PURPOSE will be the name of a function, i.e., an
1499 IDENTIFIER_NODE. The TREE_VALUE will be itself a TREE_LIST, the
1500 list of functions with that name which are friends. The
1501 TREE_PURPOSE of each node in this sublist will be error_mark_node,
1502 if the function was declared a friend individually, in which case
1503 the TREE_VALUE will be the function_decl. If, however, all
1504 functions with a given name in a class were declared to be friends,
1505 the TREE_PUROSE will be the class type, and the TREE_VALUE will be
1507 #define DECL_FRIENDLIST(NODE) (DECL_INITIAL (NODE))
1509 /* The DECL_ACCESS is used to record under which context
1510 special access rules apply. */
1511 #define DECL_ACCESS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.access)
1513 /* C++: all of these are overloaded!
1514 These apply to PARM_DECLs and VAR_DECLs. */
1515 #define DECL_REFERENCE_SLOT(NODE) ((tree)(NODE)->decl.arguments)
1516 #define SET_DECL_REFERENCE_SLOT(NODE,VAL) ((NODE)->decl.arguments=VAL)
1518 /* Accessor macros for C++ template decl nodes. */
1520 /* The DECL_TEMPLATE_PARMS are a list. The TREE_PURPOSE of each node
1521 indicates the level of the template parameters, with 1 being the
1522 outermost set of template parameters. The TREE_VALUE is a vector,
1523 whose elements are the template parameters at each level. Each
1524 element in the vector is a TREE_LIST, whose TREE_VALUE is a
1525 PARM_DECL (if the parameter is a non-type parameter), or a
1526 TYPE_DECL (if the parameter is a type parameter). The TREE_PURPOSE
1527 is the default value, if any. The TEMPLATE_PARM_INDEX for the
1528 parameter is avilable as the DECL_INITIAL (for a PARM_DECL) or as
1529 the TREE_TYPE (for a TYPE_DECL). */
1530 #define DECL_TEMPLATE_PARMS(NODE) DECL_ARGUMENTS(NODE)
1531 #define DECL_INNERMOST_TEMPLATE_PARMS(NODE) \
1532 INNERMOST_TEMPLATE_PARMS (DECL_TEMPLATE_PARMS (NODE))
1533 #define DECL_NTPARMS(NODE) \
1534 TREE_VEC_LENGTH (DECL_INNERMOST_TEMPLATE_PARMS (NODE))
1535 /* For class templates. */
1536 #define DECL_TEMPLATE_SPECIALIZATIONS(NODE) DECL_SIZE(NODE)
1537 /* For function, method, class-data templates. */
1538 #define DECL_TEMPLATE_RESULT(NODE) DECL_RESULT(NODE)
1539 #define DECL_TEMPLATE_INSTANTIATIONS(NODE) DECL_VINDEX(NODE)
1540 #define DECL_TEMPLATE_INJECT(NODE) DECL_INITIAL(NODE)
1542 /* Nonzero for TEMPLATE_DECL nodes that represents template template
1544 #define DECL_TEMPLATE_TEMPLATE_PARM_P(NODE) \
1545 (TREE_CODE (NODE) == TEMPLATE_DECL && TREE_TYPE (NODE) \
1546 && TREE_CODE (TREE_TYPE (NODE)) == TEMPLATE_TEMPLATE_PARM)
1548 #define DECL_FUNCTION_TEMPLATE_P(NODE) \
1549 (TREE_CODE (NODE) == TEMPLATE_DECL \
1550 && TREE_CODE (DECL_TEMPLATE_RESULT (NODE)) == FUNCTION_DECL)
1552 /* Nonzero for a DECL that represents a template class. */
1553 #define DECL_CLASS_TEMPLATE_P(NODE) \
1554 (TREE_CODE (NODE) == TEMPLATE_DECL \
1555 && TREE_CODE (DECL_TEMPLATE_RESULT (NODE)) == TYPE_DECL \
1556 && !DECL_TEMPLATE_TEMPLATE_PARM_P (NODE))
1558 /* Nonzero if NODE which declares a type. */
1559 #define DECL_DECLARES_TYPE_P(NODE) \
1560 (TREE_CODE (NODE) == TYPE_DECL || DECL_CLASS_TEMPLATE_P (NODE))
1562 /* A `primary' template is one that has its own template header. A
1563 member function of a class template is a template, but not primary.
1564 A member template is primary. Friend templates are primary, too. */
1566 /* Returns the primary template corresponding to these parameters. */
1567 #define DECL_PRIMARY_TEMPLATE(NODE) \
1568 (TREE_TYPE (DECL_INNERMOST_TEMPLATE_PARMS (NODE)))
1570 /* Returns non-zero if NODE is a primary template. */
1571 #define PRIMARY_TEMPLATE_P(NODE) (DECL_PRIMARY_TEMPLATE (NODE) == NODE)
1573 #define CLASSTYPE_TEMPLATE_LEVEL(NODE) \
1574 (TREE_INT_CST_HIGH (TREE_PURPOSE (CLASSTYPE_TI_TEMPLATE (NODE))))
1576 /* Indicates whether or not (and how) a template was expanded for this
1577 FUNCTION_DECL or VAR_DECL.
1578 0=normal declaration, e.g. int min (int, int);
1579 1=implicit template instantiation
1580 2=explicit template specialization, e.g. int min<int> (int, int);
1581 3=explicit template instantiation, e.g. template int min<int> (int, int); */
1582 #define DECL_USE_TEMPLATE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.use_template)
1584 #define DECL_TEMPLATE_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) & 1)
1585 #define CLASSTYPE_TEMPLATE_INSTANTIATION(NODE) \
1586 (CLASSTYPE_USE_TEMPLATE (NODE) & 1)
1588 #define DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) == 2)
1589 #define SET_DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) = 2)
1590 #define CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1591 (CLASSTYPE_USE_TEMPLATE (NODE) == 2)
1592 #define SET_CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1593 (CLASSTYPE_USE_TEMPLATE (NODE) = 2)
1595 #define DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 1)
1596 #define SET_DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 1)
1597 #define CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1598 (CLASSTYPE_USE_TEMPLATE(NODE) == 1)
1599 #define SET_CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1600 (CLASSTYPE_USE_TEMPLATE(NODE) = 1)
1602 #define DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 3)
1603 #define SET_DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 3)
1604 #define CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1605 (CLASSTYPE_USE_TEMPLATE(NODE) == 3)
1606 #define SET_CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1607 (CLASSTYPE_USE_TEMPLATE(NODE) = 3)
1609 /* This function may be a guiding decl for a template. */
1610 #define DECL_MAYBE_TEMPLATE(NODE) DECL_LANG_FLAG_4 (NODE)
1611 /* We know what we're doing with this decl now. */
1612 #define DECL_INTERFACE_KNOWN(NODE) DECL_LANG_FLAG_5 (NODE)
1614 /* This function was declared inline. This flag controls the linkage
1615 semantics of 'inline'; whether or not the function is inlined is
1616 controlled by DECL_INLINE. */
1617 #define DECL_THIS_INLINE(NODE) \
1618 (DECL_LANG_SPECIFIC (NODE)->decl_flags.declared_inline)
1620 /* DECL_EXTERNAL must be set on a decl until the decl is actually emitted,
1621 so that assemble_external will work properly. So we have this flag to
1622 tell us whether the decl is really not external. */
1623 #define DECL_NOT_REALLY_EXTERN(NODE) \
1624 (DECL_LANG_SPECIFIC (NODE)->decl_flags.not_really_extern)
1626 #define DECL_REALLY_EXTERN(NODE) \
1627 (DECL_EXTERNAL (NODE) && ! DECL_NOT_REALLY_EXTERN (NODE))
1629 /* Used to tell cp_finish_decl that it should approximate comdat linkage
1630 as best it can for this decl. */
1631 #define DECL_COMDAT(NODE) (DECL_LANG_SPECIFIC (NODE)->decl_flags.comdat)
1633 #define THUNK_DELTA(DECL) ((DECL)->decl.frame_size.i)
1635 /* ...and for unexpanded-parameterized-type nodes. */
1636 #define UPT_TEMPLATE(NODE) TREE_PURPOSE(TYPE_VALUES(NODE))
1637 #define UPT_PARMS(NODE) TREE_VALUE(TYPE_VALUES(NODE))
1639 /* An un-parsed default argument looks like an identifier. */
1640 #define DEFARG_LENGTH(NODE) IDENTIFIER_LENGTH(NODE)
1641 #define DEFARG_POINTER(NODE) IDENTIFIER_POINTER(NODE)
1643 #define builtin_function(NAME, TYPE, CODE, LIBNAME) \
1644 define_function (NAME, TYPE, CODE, (void (*) PROTO((tree)))pushdecl, LIBNAME)
1646 /* These macros provide convenient access to the various _STMT nodes
1647 created when parsing template declarations. */
1648 #define IF_COND(NODE) TREE_OPERAND (NODE, 0)
1649 #define THEN_CLAUSE(NODE) TREE_OPERAND (NODE, 1)
1650 #define ELSE_CLAUSE(NODE) TREE_OPERAND (NODE, 2)
1651 #define WHILE_COND(NODE) TREE_OPERAND (NODE, 0)
1652 #define WHILE_BODY(NODE) TREE_OPERAND (NODE, 1)
1653 #define DO_COND(NODE) TREE_OPERAND (NODE, 0)
1654 #define DO_BODY(NODE) TREE_OPERAND (NODE, 1)
1655 #define RETURN_EXPR(NODE) TREE_OPERAND (NODE, 0)
1656 #define EXPR_STMT_EXPR(NODE) TREE_OPERAND (NODE, 0)
1657 #define FOR_INIT_STMT(NODE) TREE_OPERAND (NODE, 0)
1658 #define FOR_COND(NODE) TREE_OPERAND (NODE, 1)
1659 #define FOR_EXPR(NODE) TREE_OPERAND (NODE, 2)
1660 #define FOR_BODY(NODE) TREE_OPERAND (NODE, 3)
1661 #define SWITCH_COND(NODE) TREE_OPERAND (NODE, 0)
1662 #define SWITCH_BODY(NODE) TREE_OPERAND (NODE, 1)
1663 #define CASE_LOW(NODE) TREE_OPERAND (NODE, 0)
1664 #define CASE_HIGH(NODE) TREE_OPERAND (NODE, 1)
1665 #define GOTO_DESTINATION(NODE) TREE_OPERAND (NODE, 0)
1666 #define TRY_STMTS(NODE) TREE_OPERAND (NODE, 0)
1667 #define TRY_HANDLERS(NODE) TREE_OPERAND (NODE, 1)
1668 #define HANDLER_PARMS(NODE) TREE_OPERAND (NODE, 0)
1669 #define HANDLER_BODY(NODE) TREE_OPERAND (NODE, 1)
1670 #define COMPOUND_BODY(NODE) TREE_OPERAND (NODE, 0)
1671 #define ASM_CV_QUAL(NODE) TREE_OPERAND (NODE, 0)
1672 #define ASM_STRING(NODE) TREE_OPERAND (NODE, 1)
1673 #define ASM_OUTPUTS(NODE) TREE_OPERAND (NODE, 2)
1674 #define ASM_INPUTS(NODE) TREE_OPERAND (NODE, 3)
1675 #define ASM_CLOBBERS(NODE) TREE_OPERAND (NODE, 4)
1677 /* An enumeration of the kind of tags that C++ accepts. */
1678 enum tag_types { record_type, class_type, union_type, enum_type,
1681 /* Zero means prototype weakly, as in ANSI C (no args means nothing).
1682 Each language context defines how this variable should be set. */
1683 extern int strict_prototype;
1684 extern int strict_prototypes_lang_c, strict_prototypes_lang_cplusplus;
1686 /* Non-zero means that if a label exists, and no other identifier
1687 applies, use the value of the label. */
1688 extern int flag_labels_ok;
1690 /* Non-zero means to collect statistics which might be expensive
1691 and to print them when we are done. */
1692 extern int flag_detailed_statistics;
1694 /* Non-zero means warn in function declared in derived class has the
1695 same name as a virtual in the base class, but fails to match the
1696 type signature of any virtual function in the base class. */
1697 extern int warn_overloaded_virtual;
1700 extern void declare_function_name PROTO((void));
1701 extern void decl_attributes PROTO((tree, tree, tree));
1702 extern void init_function_format_info PROTO((void));
1703 extern void record_function_format PROTO((tree, tree, int, int, int));
1704 extern void check_function_format PROTO((tree, tree, tree));
1705 /* Print an error message for invalid operands to arith operation CODE.
1706 NOP_EXPR is used as a special case (see truthvalue_conversion). */
1707 extern void binary_op_error PROTO((enum tree_code));
1708 extern tree cp_build_type_variant PROTO((tree, int, int));
1709 extern void c_expand_expr_stmt PROTO((tree));
1710 /* Validate the expression after `case' and apply default promotions. */
1711 extern tree check_case_value PROTO((tree));
1712 /* Concatenate a list of STRING_CST nodes into one STRING_CST. */
1713 extern tree combine_strings PROTO((tree));
1714 extern void constant_expression_warning PROTO((tree));
1715 extern tree convert_and_check PROTO((tree, tree));
1716 extern void overflow_warning PROTO((tree));
1717 extern void unsigned_conversion_warning PROTO((tree, tree));
1718 /* Read the rest of the current #-directive line. */
1720 extern char *get_directive_line PROTO((void));
1721 #define GET_DIRECTIVE_LINE() get_directive_line ()
1723 extern char *get_directive_line PROTO((FILE *));
1724 #define GET_DIRECTIVE_LINE() get_directive_line (finput)
1726 /* Subroutine of build_binary_op, used for comparison operations.
1727 See if the operands have both been converted from subword integer types
1728 and, if so, perhaps change them both back to their original type. */
1729 extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
1730 /* Prepare expr to be an argument of a TRUTH_NOT_EXPR,
1731 or validate its data type for an `if' or `while' statement or ?..: exp. */
1732 extern tree truthvalue_conversion PROTO((tree));
1733 extern tree type_for_mode PROTO((enum machine_mode, int));
1734 extern tree type_for_size PROTO((unsigned, int));
1737 extern tree void_list_node;
1738 extern tree void_zero_node;
1739 extern tree default_function_type;
1740 extern tree vtable_entry_type;
1741 extern tree sigtable_entry_type;
1742 extern tree __t_desc_type_node;
1744 extern tree __tp_desc_type_node;
1746 extern tree __access_mode_type_node;
1747 extern tree __bltn_desc_type_node, __user_desc_type_node;
1748 extern tree __class_desc_type_node, __attr_desc_type_node;
1749 extern tree __ptr_desc_type_node, __func_desc_type_node;
1750 extern tree __ptmf_desc_type_node, __ptmd_desc_type_node;
1751 extern tree type_info_type_node;
1752 extern tree class_star_type_node;
1753 extern tree this_identifier;
1754 extern tree ctor_identifier, dtor_identifier;
1755 extern tree pfn_identifier;
1756 extern tree index_identifier;
1757 extern tree delta_identifier;
1758 extern tree delta2_identifier;
1759 extern tree pfn_or_delta2_identifier;
1760 extern tree tag_identifier;
1761 extern tree vt_off_identifier;
1763 /* A node that is a list (length 1) of error_mark_nodes. */
1764 extern tree error_mark_list;
1766 extern tree ptr_type_node;
1767 extern tree class_type_node, record_type_node, union_type_node, enum_type_node;
1768 extern tree unknown_type_node;
1769 extern tree opaque_type_node, signature_type_node;
1771 /* Node for "pointer to (virtual) function".
1772 This may be distinct from ptr_type_node so gdb can distinguish them. */
1773 #define vfunc_ptr_type_node \
1774 (flag_vtable_thunks ? vtable_entry_type : ptr_type_node)
1776 /* Array type `(void *)[]' */
1777 extern tree vtbl_type_node;
1778 extern tree delta_type_node;
1779 extern tree std_node;
1781 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
1782 /* For building calls to `delete'. */
1783 extern tree integer_two_node, integer_three_node;
1784 extern tree boolean_type_node, boolean_true_node, boolean_false_node;
1786 extern tree null_node;
1790 /* These values are used for the `STRICT' parameter to type_unfication and
1791 fn_type_unification. Their meanings are described with the
1792 documentation for fn_type_unification. */
1794 typedef enum unification_kind_t {
1798 } unification_kind_t;
1800 extern tree current_template_parms;
1801 extern HOST_WIDE_INT processing_template_decl;
1802 extern tree last_tree;
1804 /* The template currently being instantiated, and where the instantiation
1811 struct tinst_level *next;
1814 extern int minimal_parse_mode;
1817 extern tree current_class_name;
1818 extern tree current_class_type;
1819 extern tree current_class_ptr;
1820 extern tree previous_class_type;
1821 extern tree current_class_ref;
1822 extern int current_class_depth;
1824 extern tree current_lang_name;
1825 extern tree lang_name_cplusplus, lang_name_c, lang_name_java;
1827 /* Points to the name of that function. May not be the DECL_NAME
1828 of CURRENT_FUNCTION_DECL due to overloading */
1829 extern tree original_function_name;
1832 extern tree global_base_init_list;
1833 extern tree current_base_init_list, current_member_init_list;
1835 extern int current_function_just_assigned_this;
1836 extern int current_function_parms_stored;
1838 /* Here's where we control how name mangling takes place. */
1840 #define OPERATOR_ASSIGN_FORMAT "__a%s"
1841 #define OPERATOR_FORMAT "__%s"
1842 #define OPERATOR_TYPENAME_FORMAT "__op"
1843 #define OPERATOR_TYPENAME_P(ID_NODE) \
1844 (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1845 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1846 && IDENTIFIER_POINTER (ID_NODE)[2] == 'o' \
1847 && IDENTIFIER_POINTER (ID_NODE)[3] == 'p')
1850 /* Cannot use '$' up front, because this confuses gdb
1851 (names beginning with '$' are gdb-local identifiers).
1853 Note that all forms in which the '$' is significant are long enough
1854 for direct indexing (meaning that if we know there is a '$'
1855 at a particular location, we can index into the string at
1856 any other location that provides distinguishing characters). */
1858 /* Define NO_DOLLAR_IN_LABEL in your favorite tm file if your assembler
1859 doesn't allow '$' in symbol names. */
1860 #ifndef NO_DOLLAR_IN_LABEL
1864 #define VPTR_NAME "$v"
1865 #define THROW_NAME "$eh_throw"
1866 #define DESTRUCTOR_DECL_PREFIX "_$_"
1867 #define AUTO_VTABLE_NAME "__vtbl$me__"
1868 #define AUTO_TEMP_NAME "_$tmp_"
1869 #define AUTO_TEMP_FORMAT "_$tmp_%d"
1870 #define VTABLE_BASE "$vb"
1871 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt$%s")
1872 #define VFIELD_BASE "$vf"
1873 #define VFIELD_NAME "_vptr$"
1874 #define VFIELD_NAME_FORMAT "_vptr$%s"
1875 #define VBASE_NAME "_vb$"
1876 #define VBASE_NAME_FORMAT "_vb$%s"
1877 #define STATIC_NAME_FORMAT "_%s$%s"
1878 #define ANON_AGGRNAME_FORMAT "$_%d"
1880 #else /* NO_DOLLAR_IN_LABEL */
1882 #ifndef NO_DOT_IN_LABEL
1886 #define VPTR_NAME ".v"
1887 #define THROW_NAME ".eh_throw"
1888 #define DESTRUCTOR_DECL_PREFIX "_._"
1889 #define AUTO_VTABLE_NAME "__vtbl.me__"
1890 #define AUTO_TEMP_NAME "_.tmp_"
1891 #define AUTO_TEMP_FORMAT "_.tmp_%d"
1892 #define VTABLE_BASE ".vb"
1893 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt.%s")
1894 #define VFIELD_BASE ".vf"
1895 #define VFIELD_NAME "_vptr."
1896 #define VFIELD_NAME_FORMAT "_vptr.%s"
1897 #define VBASE_NAME "_vb."
1898 #define VBASE_NAME_FORMAT "_vb.%s"
1899 #define STATIC_NAME_FORMAT "_%s.%s"
1901 #define ANON_AGGRNAME_FORMAT "._%d"
1903 #else /* NO_DOT_IN_LABEL */
1905 #define VPTR_NAME "__vptr"
1906 #define VPTR_NAME_P(ID_NODE) \
1907 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VPTR_NAME, sizeof (VPTR_NAME) - 1))
1908 #define THROW_NAME "__eh_throw"
1909 #define DESTRUCTOR_DECL_PREFIX "__destr_"
1910 #define DESTRUCTOR_NAME_P(ID_NODE) \
1911 (!strncmp (IDENTIFIER_POINTER (ID_NODE), DESTRUCTOR_DECL_PREFIX, \
1912 sizeof (DESTRUCTOR_DECL_PREFIX) - 1))
1913 #define IN_CHARGE_NAME "__in_chrg"
1914 #define AUTO_VTABLE_NAME "__vtbl_me__"
1915 #define AUTO_TEMP_NAME "__tmp_"
1916 #define TEMP_NAME_P(ID_NODE) \
1917 (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, \
1918 sizeof (AUTO_TEMP_NAME) - 1))
1919 #define AUTO_TEMP_FORMAT "__tmp_%d"
1920 #define VTABLE_BASE "__vtb"
1921 #define VTABLE_NAME "__vt_"
1922 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt_%s")
1923 #define VTABLE_NAME_P(ID_NODE) \
1924 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VTABLE_NAME, \
1925 sizeof (VTABLE_NAME) - 1))
1926 #define VFIELD_BASE "__vfb"
1927 #define VFIELD_NAME "__vptr_"
1928 #define VFIELD_NAME_P(ID_NODE) \
1929 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, \
1930 sizeof (VFIELD_NAME) - 1))
1931 #define VFIELD_NAME_FORMAT "_vptr_%s"
1932 #define VBASE_NAME "__vb_"
1933 #define VBASE_NAME_P(ID_NODE) \
1934 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VBASE_NAME, \
1935 sizeof (VBASE_NAME) - 1))
1936 #define VBASE_NAME_FORMAT "__vb_%s"
1937 #define STATIC_NAME_FORMAT "__static_%s_%s"
1939 #define ANON_AGGRNAME_PREFIX "__anon_"
1940 #define ANON_AGGRNAME_P(ID_NODE) \
1941 (!strncmp (IDENTIFIER_POINTER (ID_NODE), ANON_AGGRNAME_PREFIX, \
1942 sizeof (ANON_AGGRNAME_PREFIX) - 1))
1943 #define ANON_AGGRNAME_FORMAT "__anon_%d"
1944 #define ANON_PARMNAME_FORMAT "__%d"
1945 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1946 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1947 && IDENTIFIER_POINTER (ID_NODE)[2] <= '9')
1949 #endif /* NO_DOT_IN_LABEL */
1950 #endif /* NO_DOLLAR_IN_LABEL */
1952 #define THIS_NAME "this"
1953 #define DESTRUCTOR_NAME_FORMAT "~%s"
1954 #define FILE_FUNCTION_PREFIX_LEN 9
1955 #define CTOR_NAME "__ct"
1956 #define DTOR_NAME "__dt"
1958 #define IN_CHARGE_NAME "__in_chrg"
1960 #define VTBL_PTR_TYPE "__vtbl_ptr_type"
1961 #define VTABLE_DELTA_NAME "__delta"
1962 #define VTABLE_INDEX_NAME "__index"
1963 #define VTABLE_PFN_NAME "__pfn"
1964 #define VTABLE_DELTA2_NAME "__delta2"
1966 #define SIGNATURE_FIELD_NAME "__s_"
1967 #define SIGNATURE_FIELD_NAME_FORMAT "__s_%s"
1968 #define SIGNATURE_OPTR_NAME "__optr"
1969 #define SIGNATURE_SPTR_NAME "__sptr"
1970 #define SIGNATURE_POINTER_NAME "__sp_"
1971 #define SIGNATURE_POINTER_NAME_FORMAT "__%s%ssp_%s"
1972 #define SIGNATURE_REFERENCE_NAME "__sr_"
1973 #define SIGNATURE_REFERENCE_NAME_FORMAT "__%s%ssr_%s"
1975 #define SIGTABLE_PTR_TYPE "__sigtbl_ptr_type"
1976 #define SIGTABLE_NAME_FORMAT "__st_%s_%s"
1977 #define SIGTABLE_NAME_FORMAT_LONG "__st_%s_%s_%d"
1978 #define SIGTABLE_TAG_NAME "__tag"
1979 #define SIGTABLE_VB_OFF_NAME "__vb_off"
1980 #define SIGTABLE_VT_OFF_NAME "__vt_off"
1981 #define EXCEPTION_CLEANUP_NAME "exception cleanup"
1983 #define THIS_NAME_P(ID_NODE) (strcmp(IDENTIFIER_POINTER (ID_NODE), "this") == 0)
1985 #if !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL)
1987 #define VPTR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
1988 && IDENTIFIER_POINTER (ID_NODE)[1] == 'v')
1989 #define DESTRUCTOR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == JOINER \
1990 && IDENTIFIER_POINTER (ID_NODE)[2] == '_')
1992 #define VTABLE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1993 && IDENTIFIER_POINTER (ID_NODE)[2] == 't' \
1994 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
1996 #define VBASE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1997 && IDENTIFIER_POINTER (ID_NODE)[2] == 'b' \
1998 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
2000 #define TEMP_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, sizeof (AUTO_TEMP_NAME)-1))
2001 #define VFIELD_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, sizeof(VFIELD_NAME)-1))
2003 /* For anonymous aggregate types, we need some sort of name to
2004 hold on to. In practice, this should not appear, but it should
2005 not be harmful if it does. */
2006 #define ANON_AGGRNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
2007 && IDENTIFIER_POINTER (ID_NODE)[1] == '_')
2008 #define ANON_PARMNAME_FORMAT "_%d"
2009 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
2010 && IDENTIFIER_POINTER (ID_NODE)[1] <= '9')
2011 #endif /* !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL) */
2013 /* Returns non-zero iff ID_NODE is an IDENTIFIER_NODE whose name is
2015 #define MAIN_NAME_P(ID_NODE) \
2016 (strcmp (IDENTIFIER_POINTER (ID_NODE), "main") == 0)
2018 /* Returns non-zero iff NODE is a declaration for the global function
2020 #define DECL_MAIN_P(NODE) \
2021 (TREE_CODE (NODE) == FUNCTION_DECL \
2022 && (DECL_CONTEXT (NODE) == global_namespace \
2023 || DECL_CONTEXT (NODE) == NULL_TREE) \
2024 && DECL_NAME (NODE) != NULL_TREE \
2025 && MAIN_NAME_P (DECL_NAME (NODE)))
2028 /* Define the sets of attributes that member functions and baseclasses
2029 can have. These are sensible combinations of {public,private,protected}
2030 cross {virtual,non-virtual}. */
2033 extern tree access_default_node; /* 0 */
2034 extern tree access_public_node; /* 1 */
2035 extern tree access_protected_node; /* 2 */
2036 extern tree access_private_node; /* 3 */
2037 extern tree access_default_virtual_node; /* 4 */
2038 extern tree access_public_virtual_node; /* 5 */
2039 extern tree access_protected_virtual_node; /* 6 */
2040 extern tree access_private_virtual_node; /* 7 */
2042 /* Things for handling inline functions. */
2044 struct pending_inline
2046 struct pending_inline *next; /* pointer to next in chain */
2047 int lineno; /* line number we got the text from */
2048 char *filename; /* name of file we were processing */
2049 tree fndecl; /* FUNCTION_DECL that brought us here */
2050 int token; /* token we were scanning */
2051 int token_value; /* value of token we were scanning (YYSTYPE) */
2053 char *buf; /* pointer to character stream */
2054 int len; /* length of stream */
2055 unsigned int can_free : 1; /* free this after we're done with it? */
2056 unsigned int deja_vu : 1; /* set iff we don't want to see it again. */
2057 unsigned int interface : 2; /* 0=interface 1=unknown 2=implementation */
2061 extern struct pending_inline *pending_inlines;
2063 /* 1 for -fall-virtual: make every member function (except
2064 constructors) lay down in the virtual function table.
2065 Calls can then either go through the virtual function table or not,
2066 depending on whether we know what function will actually be called. */
2068 extern int flag_all_virtual;
2070 /* Positive values means that we cannot make optimizing assumptions about
2071 `this'. Negative values means we know `this' to be of static type. */
2073 extern int flag_this_is_variable;
2075 /* Controls whether enums and ints freely convert.
2076 1 means with complete freedom.
2077 0 means enums can convert to ints, but not vice-versa. */
2079 extern int flag_int_enum_equivalence;
2081 /* Nonzero means generate 'rtti' that give run-time type information. */
2083 extern int flag_rtti;
2085 /* Nonzero means do emit exported implementations of functions even if
2086 they can be inlined. */
2088 extern int flag_implement_inlines;
2090 /* Nonzero means templates obey #pragma interface and implementation. */
2092 extern int flag_external_templates;
2094 /* Nonzero means templates are emitted where they are instantiated. */
2096 extern int flag_alt_external_templates;
2098 /* Nonzero means implicit template instantiations are emitted. */
2100 extern int flag_implicit_templates;
2102 /* Nonzero if we want to emit defined symbols with common-like linkage as
2103 weak symbols where possible, in order to conform to C++ semantics.
2104 Otherwise, emit them as local symbols. */
2106 extern int flag_weak;
2108 /* Nonzero to enable experimental ABI changes. */
2110 extern int flag_new_abi;
2112 /* Nonzero to not ignore namespace std. */
2114 extern int flag_honor_std;
2116 /* Nonzero if we're done parsing and into end-of-file activities. */
2120 enum overload_flags { NO_SPECIAL = 0, DTOR_FLAG, OP_FLAG, TYPENAME_FLAG };
2122 /* The following two can be derived from the previous one */
2123 extern tree current_class_name; /* IDENTIFIER_NODE: name of current class */
2124 extern tree current_class_type; /* _TYPE: the type of the current class */
2126 /* Some macros for char-based bitfields. */
2127 #define B_SET(a,x) (a[x>>3] |= (1 << (x&7)))
2128 #define B_CLR(a,x) (a[x>>3] &= ~(1 << (x&7)))
2129 #define B_TST(a,x) (a[x>>3] & (1 << (x&7)))
2131 /* These are uses as bits in flags passed to build_method_call
2132 to control its error reporting behavior.
2134 LOOKUP_PROTECT means flag access violations.
2135 LOOKUP_COMPLAIN mean complain if no suitable member function
2136 matching the arguments is found.
2137 LOOKUP_NORMAL is just a combination of these two.
2138 LOOKUP_NONVIRTUAL means make a direct call to the member function found
2139 LOOKUP_GLOBAL means search through the space of overloaded functions,
2140 as well as the space of member functions.
2141 LOOKUP_HAS_IN_CHARGE means that the "in charge" variable is already
2142 in the parameter list.
2143 LOOKUP_ONLYCONVERTING means that non-conversion constructors are not tried.
2144 DIRECT_BIND means that if a temporary is created, it should be created so
2145 that it lives as long as the current variable bindings; otherwise it
2146 only lives until the end of the complete-expression.
2147 LOOKUP_SPECULATIVELY means return NULL_TREE if we cannot find what we are
2148 after. Note, LOOKUP_COMPLAIN is checked and error messages printed
2149 before LOOKUP_SPECULATIVELY is checked.
2150 LOOKUP_NO_CONVERSION means that user-defined conversions are not
2151 permitted. Built-in conversions are permitted.
2152 LOOKUP_DESTRUCTOR means explicit call to destructor.
2153 LOOKUP_NO_TEMP_BIND means temporaries will not be bound to references. */
2155 #define LOOKUP_PROTECT (1)
2156 #define LOOKUP_COMPLAIN (2)
2157 #define LOOKUP_NORMAL (3)
2158 /* #define LOOKUP_UNUSED (4) */
2159 #define LOOKUP_NONVIRTUAL (8)
2160 #define LOOKUP_GLOBAL (16)
2161 #define LOOKUP_HAS_IN_CHARGE (32)
2162 #define LOOKUP_SPECULATIVELY (64)
2163 #define LOOKUP_ONLYCONVERTING (128)
2164 #define DIRECT_BIND (256)
2165 #define LOOKUP_NO_CONVERSION (512)
2166 #define LOOKUP_DESTRUCTOR (512)
2167 #define LOOKUP_NO_TEMP_BIND (1024)
2169 /* These flags are used by the conversion code.
2170 CONV_IMPLICIT : Perform implicit conversions (standard and user-defined).
2171 CONV_STATIC : Perform the explicit conversions for static_cast.
2172 CONV_CONST : Perform the explicit conversions for const_cast.
2173 CONV_REINTERPRET: Perform the explicit conversions for reinterpret_cast.
2174 CONV_PRIVATE : Perform upcasts to private bases.
2175 CONV_FORCE_TEMP : Require a new temporary when converting to the same
2178 #define CONV_IMPLICIT 1
2179 #define CONV_STATIC 2
2180 #define CONV_CONST 4
2181 #define CONV_REINTERPRET 8
2182 #define CONV_PRIVATE 16
2183 /* #define CONV_NONCONVERTING 32 */
2184 #define CONV_FORCE_TEMP 64
2185 #define CONV_STATIC_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_FORCE_TEMP)
2186 #define CONV_OLD_CONVERT (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
2188 #define CONV_C_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
2189 | CONV_REINTERPRET | CONV_PRIVATE | CONV_FORCE_TEMP)
2191 /* Used by build_expr_type_conversion to indicate which types are
2192 acceptable as arguments to the expression under consideration. */
2194 #define WANT_INT 1 /* integer types, including bool */
2195 #define WANT_FLOAT 2 /* floating point types */
2196 #define WANT_ENUM 4 /* enumerated types */
2197 #define WANT_POINTER 8 /* pointer types */
2198 #define WANT_NULL 16 /* null pointer constant */
2200 #define WANT_ARITH (WANT_INT | WANT_FLOAT)
2202 #define FRIEND_NAME(LIST) (TREE_PURPOSE (LIST))
2203 #define FRIEND_DECLS(LIST) (TREE_VALUE (LIST))
2205 /* These macros are used to access a TEMPLATE_PARM_INDEX. */
2206 #define TEMPLATE_PARM_IDX(NODE) (((template_parm_index*) NODE)->index)
2207 #define TEMPLATE_PARM_LEVEL(NODE) (((template_parm_index*) NODE)->level)
2208 #define TEMPLATE_PARM_DESCENDANTS(NODE) (TREE_CHAIN (NODE))
2209 #define TEMPLATE_PARM_ORIG_LEVEL(NODE) (((template_parm_index*) NODE)->orig_level)
2210 #define TEMPLATE_PARM_DECL(NODE) (((template_parm_index*) NODE)->decl)
2212 /* These macros are for accessing the fields of TEMPLATE_TYPE_PARM
2213 and TEMPLATE_TEMPLATE_PARM nodes. */
2214 #define TEMPLATE_TYPE_PARM_INDEX(NODE) (TYPE_FIELDS (NODE))
2215 #define TEMPLATE_TYPE_IDX(NODE) \
2216 (TEMPLATE_PARM_IDX (TEMPLATE_TYPE_PARM_INDEX (NODE)))
2217 #define TEMPLATE_TYPE_LEVEL(NODE) \
2218 (TEMPLATE_PARM_LEVEL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
2219 #define TEMPLATE_TYPE_ORIG_LEVEL(NODE) \
2220 (TEMPLATE_PARM_ORIG_LEVEL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
2221 #define TEMPLATE_TYPE_DECL(NODE) \
2222 (TEMPLATE_PARM_DECL (TEMPLATE_TYPE_PARM_INDEX (NODE)))
2225 /* Indexed by TREE_CODE, these tables give C-looking names to
2226 operators represented by TREE_CODES. For example,
2227 opname_tab[(int) MINUS_EXPR] == "-". */
2228 extern char **opname_tab, **assignop_tab;
2231 extern int get_arglist_len_in_bytes PROTO((tree));
2233 extern tree build_vfield_ref PROTO((tree, tree));
2234 extern tree resolve_scope_to_name PROTO((tree, tree));
2235 extern tree build_scoped_method_call PROTO((tree, tree, tree, tree));
2236 extern tree build_addr_func PROTO((tree));
2237 extern tree build_call PROTO((tree, tree, tree));
2238 extern tree build_method_call PROTO((tree, tree, tree, tree, int));
2239 extern int null_ptr_cst_p PROTO((tree));
2240 extern tree type_decays_to PROTO((tree));
2241 extern tree build_user_type_conversion PROTO((tree, tree, int));
2242 extern tree build_new_function_call PROTO((tree, tree));
2243 extern tree build_new_op PROTO((enum tree_code, int, tree, tree, tree));
2244 extern tree build_op_new_call PROTO((enum tree_code, tree, tree, int));
2245 extern tree build_op_delete_call PROTO((enum tree_code, tree, tree, int));
2246 extern int can_convert PROTO((tree, tree));
2247 extern int can_convert_arg PROTO((tree, tree, tree));
2248 extern void enforce_access PROTO((tree, tree));
2251 extern tree build_vbase_path PROTO((enum tree_code, tree, tree, tree, int));
2252 extern tree build_vtbl_ref PROTO((tree, tree));
2253 extern tree build_vfn_ref PROTO((tree *, tree, tree));
2254 extern void add_method PROTO((tree, tree *, tree));
2255 extern int currently_open_class PROTO((tree));
2256 extern tree get_vfield_offset PROTO((tree));
2257 extern void duplicate_tag_error PROTO((tree));
2258 extern tree finish_struct PROTO((tree, tree, tree, int));
2259 extern tree finish_struct_1 PROTO((tree, int));
2260 extern tree finish_struct_methods PROTO((tree, tree, int));
2261 extern int resolves_to_fixed_type_p PROTO((tree, int *));
2262 extern void init_class_processing PROTO((void));
2263 extern int is_empty_class PROTO((tree));
2264 extern void pushclass PROTO((tree, int));
2265 extern void popclass PROTO((int));
2266 extern void push_nested_class PROTO((tree, int));
2267 extern void pop_nested_class PROTO((int));
2268 extern void push_lang_context PROTO((tree));
2269 extern void pop_lang_context PROTO((void));
2270 extern tree instantiate_type PROTO((tree, tree, int));
2271 extern void print_class_statistics PROTO((void));
2272 extern void maybe_push_cache_obstack PROTO((void));
2273 extern unsigned HOST_WIDE_INT skip_rtti_stuff PROTO((tree *));
2274 extern tree build_self_reference PROTO((void));
2275 extern void warn_hidden PROTO((tree));
2278 extern tree convert_to_reference PROTO((tree, tree, int, int, tree));
2279 extern tree convert_from_reference PROTO((tree));
2280 extern tree convert_pointer_to_real PROTO((tree, tree));
2281 extern tree convert_pointer_to PROTO((tree, tree));
2282 extern tree ocp_convert PROTO((tree, tree, int, int));
2283 extern tree cp_convert PROTO((tree, tree));
2284 extern tree convert PROTO((tree, tree));
2285 extern tree convert_force PROTO((tree, tree, int));
2286 extern tree build_type_conversion PROTO((enum tree_code, tree, tree, int));
2287 extern tree build_expr_type_conversion PROTO((int, tree, int));
2288 extern tree type_promotes_to PROTO((tree));
2289 extern tree perform_qualification_conversions PROTO((tree, tree));
2292 /* resume_binding_level */
2293 extern int global_bindings_p PROTO((void));
2294 extern int toplevel_bindings_p PROTO((void));
2295 extern void keep_next_level PROTO((void));
2296 extern int kept_level_p PROTO((void));
2297 extern void declare_parm_level PROTO((void));
2298 extern void declare_pseudo_global_level PROTO((void));
2299 extern int pseudo_global_level_p PROTO((void));
2300 extern void set_class_shadows PROTO((tree));
2301 extern void pushlevel PROTO((int));
2302 extern void note_level_for_for PROTO((void));
2303 extern void pushlevel_temporary PROTO((int));
2304 extern tree poplevel PROTO((int, int, int));
2305 extern void resume_level PROTO((struct binding_level *));
2306 extern void delete_block PROTO((tree));
2307 extern void insert_block PROTO((tree));
2308 extern void add_block_current_level PROTO((tree));
2309 extern void set_block PROTO((tree));
2310 extern void pushlevel_class PROTO((void));
2311 extern tree poplevel_class PROTO((int));
2312 extern void print_binding_stack PROTO((void));
2313 extern void print_binding_level PROTO((struct binding_level *));
2314 extern void push_namespace PROTO((tree));
2315 extern void pop_namespace PROTO((void));
2316 extern void maybe_push_to_top_level PROTO((int));
2317 extern void push_to_top_level PROTO((void));
2318 extern void pop_from_top_level PROTO((void));
2319 extern tree identifier_type_value PROTO((tree));
2320 extern void set_identifier_type_value PROTO((tree, tree));
2321 extern void pop_everything PROTO((void));
2322 extern void pushtag PROTO((tree, tree, int));
2323 extern tree make_anon_name PROTO((void));
2324 extern void clear_anon_tags PROTO((void));
2325 extern int decls_match PROTO((tree, tree));
2326 extern int duplicate_decls PROTO((tree, tree));
2327 extern tree pushdecl PROTO((tree));
2328 extern tree pushdecl_top_level PROTO((tree));
2329 extern tree pushdecl_class_level PROTO((tree));
2331 extern void pushdecl_nonclass_level PROTO((tree));
2333 extern tree pushdecl_namespace_level PROTO((tree));
2334 extern tree push_using_decl PROTO((tree, tree));
2335 extern void push_class_level_binding PROTO((tree, tree));
2336 extern tree implicitly_declare PROTO((tree));
2337 extern tree lookup_label PROTO((tree));
2338 extern tree shadow_label PROTO((tree));
2339 extern tree define_label PROTO((char *, int, tree));
2340 extern void push_switch PROTO((void));
2341 extern void pop_switch PROTO((void));
2342 extern void define_case_label PROTO((tree));
2343 extern tree getdecls PROTO((void));
2344 extern tree gettags PROTO((void));
2346 extern void set_current_level_tags_transparency PROTO((int));
2348 extern tree binding_for_name PROTO((tree, tree));
2349 extern tree namespace_binding PROTO((tree, tree));
2350 extern void set_namespace_binding PROTO((tree, tree, tree));
2351 extern tree lookup_namespace_name PROTO((tree, tree));
2352 extern tree make_typename_type PROTO((tree, tree));
2353 extern tree lookup_name_nonclass PROTO((tree));
2354 extern tree lookup_function_nonclass PROTO((tree, tree));
2355 extern tree lookup_name PROTO((tree, int));
2356 extern tree lookup_name_current_level PROTO((tree));
2357 extern int lookup_using_namespace PROTO((tree,tree,tree,tree));
2358 extern int qualified_lookup_using_namespace PROTO((tree,tree,tree));
2359 extern tree auto_function PROTO((tree, tree, enum built_in_function));
2360 extern void init_decl_processing PROTO((void));
2361 extern int init_type_desc PROTO((void));
2362 extern tree define_function
2363 PROTO((char *, tree, enum built_in_function,
2364 void (*) (tree), char *));
2365 extern void shadow_tag PROTO((tree));
2366 extern tree groktypename PROTO((tree));
2367 extern tree start_decl PROTO((tree, tree, int, tree, tree));
2368 extern void start_decl_1 PROTO((tree));
2369 extern void cp_finish_decl PROTO((tree, tree, tree, int, int));
2370 extern void finish_decl PROTO((tree, tree, tree));
2371 extern void expand_static_init PROTO((tree, tree));
2372 extern int complete_array_type PROTO((tree, tree, int));
2373 extern tree build_ptrmemfunc_type PROTO((tree));
2374 /* the grokdeclarator prototype is in decl.h */
2375 extern int parmlist_is_exprlist PROTO((tree));
2376 extern int copy_args_p PROTO((tree));
2377 extern int grok_ctor_properties PROTO((tree, tree));
2378 extern void grok_op_properties PROTO((tree, int, int));
2379 extern tree xref_tag PROTO((tree, tree, tree, int));
2380 extern tree xref_tag_from_type PROTO((tree, tree, int));
2381 extern void xref_basetypes PROTO((tree, tree, tree, tree));
2382 extern tree start_enum PROTO((tree));
2383 extern tree finish_enum PROTO((tree, tree));
2384 extern tree build_enumerator PROTO((tree, tree));
2385 extern tree grok_enum_decls PROTO((tree));
2386 extern int start_function PROTO((tree, tree, tree, int));
2387 extern void expand_start_early_try_stmts PROTO((void));
2388 extern void store_parm_decls PROTO((void));
2389 extern void store_return_init PROTO((tree, tree));
2390 extern void finish_function PROTO((int, int, int));
2391 extern tree start_method PROTO((tree, tree));
2392 extern tree finish_method PROTO((tree));
2393 extern void hack_incomplete_structures PROTO((tree));
2394 extern tree maybe_build_cleanup_and_delete PROTO((tree));
2395 extern tree maybe_build_cleanup PROTO((tree));
2396 extern void cplus_expand_expr_stmt PROTO((tree));
2397 extern void finish_stmt PROTO((void));
2398 extern int id_in_current_class PROTO((tree));
2399 extern void push_cp_function_context PROTO((tree));
2400 extern void pop_cp_function_context PROTO((tree));
2401 extern int in_function_p PROTO((void));
2402 extern void replace_defarg PROTO((tree, tree));
2403 extern void print_other_binding_stack PROTO((struct binding_level *));
2404 extern void revert_static_member_fn PROTO((tree*, tree*, tree*));
2405 extern void cat_namespace_levels PROTO((void));
2408 extern int flag_assume_nonnull_objects;
2409 extern int lang_decode_option PROTO((char *));
2410 extern tree grok_method_quals PROTO((tree, tree, tree));
2411 extern void warn_if_unknown_interface PROTO((tree));
2412 extern tree grok_x_components PROTO((tree, tree));
2413 extern void maybe_retrofit_in_chrg PROTO((tree));
2414 extern void grokclassfn PROTO((tree, tree, tree, enum overload_flags, tree));
2415 extern tree grok_alignof PROTO((tree));
2416 extern tree grok_array_decl PROTO((tree, tree));
2417 extern tree delete_sanity PROTO((tree, tree, int, int));
2418 extern tree check_classfn PROTO((tree, tree));
2419 extern void check_member_template PROTO((tree));
2420 extern tree grokfield PROTO((tree, tree, tree, tree, tree));
2421 extern tree grokbitfield PROTO((tree, tree, tree));
2422 extern tree groktypefield PROTO((tree, tree));
2423 extern tree grokoptypename PROTO((tree, tree));
2424 extern int copy_assignment_arg_p PROTO((tree, int));
2425 extern void cplus_decl_attributes PROTO((tree, tree, tree));
2426 extern tree constructor_name_full PROTO((tree));
2427 extern tree constructor_name PROTO((tree));
2428 extern void setup_vtbl_ptr PROTO((void));
2429 extern void mark_inline_for_output PROTO((tree));
2430 extern void clear_temp_name PROTO((void));
2431 extern tree get_temp_name PROTO((tree, int));
2432 extern tree get_temp_regvar PROTO((tree, tree));
2433 extern void finish_anon_union PROTO((tree));
2434 extern tree finish_table PROTO((tree, tree, tree, int));
2435 extern void finish_builtin_type PROTO((tree, char *, tree *, int, tree));
2436 extern tree coerce_new_type PROTO((tree));
2437 extern tree coerce_delete_type PROTO((tree));
2438 extern void comdat_linkage PROTO((tree));
2439 extern void import_export_vtable PROTO((tree, tree, int));
2440 extern int finish_prevtable_vardecl PROTO((tree, tree));
2441 extern int walk_vtables PROTO((void (*)(tree, tree),
2442 int (*)(tree, tree)));
2443 extern void walk_sigtables PROTO((void (*)(tree, tree),
2444 void (*)(tree, tree)));
2445 extern void import_export_decl PROTO((tree));
2446 extern tree build_cleanup PROTO((tree));
2447 extern void finish_file PROTO((void));
2448 extern tree reparse_absdcl_as_expr PROTO((tree, tree));
2449 extern tree reparse_absdcl_as_casts PROTO((tree, tree));
2450 extern tree build_expr_from_tree PROTO((tree));
2451 extern tree reparse_decl_as_expr PROTO((tree, tree));
2452 extern tree finish_decl_parsing PROTO((tree));
2453 extern tree check_cp_case_value PROTO((tree));
2454 extern void set_decl_namespace PROTO((tree, tree));
2455 extern tree current_decl_namespace PROTO((void));
2456 extern void push_decl_namespace PROTO((tree));
2457 extern void pop_decl_namespace PROTO((void));
2458 extern void do_namespace_alias PROTO((tree, tree));
2459 extern void do_toplevel_using_decl PROTO((tree));
2460 extern tree do_class_using_decl PROTO((tree));
2461 extern void do_using_directive PROTO((tree));
2462 extern void check_default_args PROTO((tree));
2463 extern void mark_used PROTO((tree));
2464 extern tree handle_class_head PROTO((tree, tree, tree));
2465 extern tree lookup_arg_dependent PROTO((tree, tree, tree));
2468 extern void cp_error ();
2469 extern void cp_error_at ();
2470 extern void cp_warning ();
2471 extern void cp_warning_at ();
2472 extern void cp_pedwarn ();
2473 extern void cp_pedwarn_at ();
2474 extern void cp_compiler_error ();
2475 extern void cp_sprintf ();
2478 extern void init_error PROTO((void));
2479 extern char *fndecl_as_string PROTO((tree, int));
2480 extern char *type_as_string PROTO((tree, int));
2481 extern char *type_as_string_real PROTO((tree, int, int));
2482 extern char *args_as_string PROTO((tree, int));
2483 extern char *decl_as_string PROTO((tree, int));
2484 extern char *expr_as_string PROTO((tree, int));
2485 extern char *code_as_string PROTO((enum tree_code, int));
2486 extern char *language_as_string PROTO((enum languages, int));
2487 extern char *parm_as_string PROTO((int, int));
2488 extern char *op_as_string PROTO((enum tree_code, int));
2489 extern char *assop_as_string PROTO((enum tree_code, int));
2490 extern char *cv_as_string PROTO((tree, int));
2491 extern char *lang_decl_name PROTO((tree, int));
2492 extern char *cp_file_of PROTO((tree));
2493 extern int cp_line_of PROTO((tree));
2496 extern void init_exception_processing PROTO((void));
2497 extern void expand_start_catch_block PROTO((tree, tree));
2498 extern void expand_end_catch_block PROTO((void));
2499 extern void expand_builtin_throw PROTO((void));
2500 extern void expand_start_eh_spec PROTO((void));
2501 extern void expand_exception_blocks PROTO((void));
2502 extern tree start_anon_func PROTO((void));
2503 extern void end_anon_func PROTO((void));
2504 extern void expand_throw PROTO((tree));
2505 extern tree build_throw PROTO((tree));
2508 extern void init_cplus_expand PROTO((void));
2509 extern void fixup_result_decl PROTO((tree, struct rtx_def *));
2510 extern int extract_init PROTO((tree, tree));
2511 extern void do_case PROTO((tree, tree));
2514 extern int is_friend PROTO((tree, tree));
2515 extern void make_friend_class PROTO((tree, tree));
2516 extern tree do_friend PROTO((tree, tree, tree, tree, enum overload_flags, tree, int));
2519 extern void init_init_processing PROTO((void));
2520 extern void expand_direct_vtbls_init PROTO((tree, tree, int, int, tree));
2521 extern void emit_base_init PROTO((tree, int));
2522 extern void check_base_init PROTO((tree));
2523 extern void do_member_init PROTO((tree, tree, tree));
2524 extern void expand_member_init PROTO((tree, tree, tree));
2525 extern void expand_aggr_init PROTO((tree, tree, int, int));
2526 extern int is_aggr_typedef PROTO((tree, int));
2527 extern int is_aggr_type PROTO((tree, int));
2528 extern tree get_aggr_from_typedef PROTO((tree, int));
2529 extern tree get_type_value PROTO((tree));
2530 extern tree build_member_call PROTO((tree, tree, tree));
2531 extern tree build_offset_ref PROTO((tree, tree));
2532 extern tree resolve_offset_ref PROTO((tree));
2533 extern tree decl_constant_value PROTO((tree));
2534 extern tree build_new PROTO((tree, tree, tree, int));
2535 extern tree build_new_1 PROTO((tree));
2536 extern tree expand_vec_init PROTO((tree, tree, tree, tree, int));
2537 extern tree build_x_delete PROTO((tree, tree, int, tree));
2538 extern tree build_delete PROTO((tree, tree, tree, int, int));
2539 extern tree build_vbase_delete PROTO((tree, tree));
2540 extern tree build_vec_delete PROTO((tree, tree, tree, tree, int));
2545 extern tree make_pointer_declarator PROTO((tree, tree));
2546 extern tree make_reference_declarator PROTO((tree, tree));
2547 extern tree make_call_declarator PROTO((tree, tree, tree, tree));
2548 extern void set_quals_and_spec PROTO((tree, tree, tree));
2549 extern char *operator_name_string PROTO((tree));
2550 extern void lang_init PROTO((void));
2551 extern void lang_finish PROTO((void));
2552 extern void init_filename_times PROTO((void));
2554 extern void reinit_lang_specific PROTO((void));
2556 extern void reinit_parse_for_function PROTO((void));
2557 extern void print_parse_statistics PROTO((void));
2558 extern void extract_interface_info PROTO((void));
2559 extern void do_pending_inlines PROTO((void));
2560 extern void process_next_inline PROTO((tree));
2561 extern struct pending_input *save_pending_input PROTO((void));
2562 extern void restore_pending_input PROTO((struct pending_input *));
2563 extern void yyungetc PROTO((int, int));
2564 extern void reinit_parse_for_method PROTO((int, tree));
2565 extern void reinit_parse_for_block PROTO((int, struct obstack *));
2566 extern tree cons_up_default_function PROTO((tree, tree, int));
2567 extern void check_for_missing_semicolon PROTO((tree));
2568 extern void note_got_semicolon PROTO((tree));
2569 extern void note_list_got_semicolon PROTO((tree));
2570 extern void do_pending_lang_change PROTO((void));
2571 extern int identifier_type PROTO((tree));
2572 extern void see_typename PROTO((void));
2573 extern tree do_identifier PROTO((tree, int));
2574 extern tree do_scoped_id PROTO((tree, int));
2575 extern tree identifier_typedecl_value PROTO((tree));
2576 extern int real_yylex PROTO((void));
2577 extern int is_rid PROTO((tree));
2578 extern tree build_lang_decl PROTO((enum tree_code, tree, tree));
2579 extern tree build_lang_field_decl PROTO((enum tree_code, tree, tree));
2580 extern void copy_lang_decl PROTO((tree));
2581 extern tree make_lang_type PROTO((enum tree_code));
2582 extern void dump_time_statistics PROTO((void));
2583 /* extern void compiler_error PROTO((char *, HOST_WIDE_INT, HOST_WIDE_INT)); */
2584 extern void yyerror PROTO((char *));
2585 extern void clear_inline_text_obstack PROTO((void));
2586 extern void maybe_snarf_defarg PROTO((void));
2587 extern tree snarf_defarg PROTO((void));
2588 extern void add_defarg_fn PROTO((tree));
2589 extern void do_pending_defargs PROTO((void));
2590 extern int identifier_type PROTO((tree));
2591 extern void yyhook PROTO((int));
2594 extern void init_method PROTO((void));
2595 extern void do_inline_function_hair PROTO((tree, tree));
2596 extern char *build_overload_name PROTO((tree, int, int));
2597 extern tree build_static_name PROTO((tree, tree));
2598 extern tree build_decl_overload PROTO((tree, tree, int));
2599 extern tree build_template_decl_overload PROTO((tree, tree, tree, tree, tree, int));
2600 extern tree build_typename_overload PROTO((tree));
2601 extern tree build_overload_with_type PROTO((tree, tree));
2602 extern tree build_destructor_name PROTO((tree));
2603 extern tree build_opfncall PROTO((enum tree_code, int, tree, tree, tree));
2604 extern tree hack_identifier PROTO((tree, tree));
2605 extern tree make_thunk PROTO((tree, int));
2606 extern void emit_thunk PROTO((tree));
2607 extern void synthesize_method PROTO((tree));
2608 extern tree get_id_2 PROTO((char *, tree));
2611 extern tree innermost_args PROTO ((tree, int));
2612 extern tree tsubst PROTO ((tree, tree, tree));
2613 extern tree tsubst_expr PROTO ((tree, tree, tree));
2614 extern tree tsubst_copy PROTO ((tree, tree, tree));
2615 extern tree tsubst_chain PROTO((tree, tree));
2616 extern void maybe_begin_member_template_processing PROTO((tree));
2617 extern void maybe_end_member_template_processing PROTO((tree));
2618 extern tree finish_member_template_decl PROTO((tree, tree));
2619 extern void begin_template_parm_list PROTO((void));
2620 extern void begin_specialization PROTO((void));
2621 extern void reset_specialization PROTO((void));
2622 extern void end_specialization PROTO((void));
2623 extern void begin_explicit_instantiation PROTO((void));
2624 extern void end_explicit_instantiation PROTO((void));
2625 extern tree determine_specialization PROTO((tree, tree, tree *, int, int));
2626 extern tree check_explicit_specialization PROTO((tree, tree, int, int));
2627 extern tree process_template_parm PROTO((tree, tree));
2628 extern tree end_template_parm_list PROTO((tree));
2629 extern void end_template_decl PROTO((void));
2630 extern tree current_template_args PROTO((void));
2631 extern tree push_template_decl PROTO((tree));
2632 extern tree push_template_decl_real PROTO((tree, int));
2633 extern void redeclare_class_template PROTO((tree, tree));
2634 extern tree lookup_template_class PROTO((tree, tree, tree, tree));
2635 extern tree lookup_template_function PROTO((tree, tree));
2636 extern int uses_template_parms PROTO((tree));
2637 extern tree instantiate_class_template PROTO((tree));
2638 extern tree instantiate_template PROTO((tree, tree));
2639 extern void overload_template_name PROTO((tree));
2640 extern int fn_type_unification PROTO((tree, tree, tree, tree, tree, unification_kind_t, tree));
2641 extern int type_unification PROTO((tree, tree, tree, tree, tree, unification_kind_t, int));
2642 struct tinst_level *tinst_for_decl PROTO((void));
2643 extern void mark_decl_instantiated PROTO((tree, int));
2644 extern int more_specialized PROTO((tree, tree, tree));
2645 extern void mark_class_instantiated PROTO((tree, int));
2646 extern void do_decl_instantiation PROTO((tree, tree, tree));
2647 extern void do_type_instantiation PROTO((tree, tree));
2648 extern tree instantiate_decl PROTO((tree));
2649 extern tree lookup_nested_type_by_name PROTO((tree, tree));
2650 extern tree do_poplevel PROTO((void));
2651 extern tree get_bindings PROTO((tree, tree, tree));
2653 extern void add_tree PROTO((tree));
2654 extern void begin_tree PROTO((void));
2655 extern void end_tree PROTO((void));
2656 extern void add_maybe_template PROTO((tree, tree));
2657 extern void pop_tinst_level PROTO((void));
2658 extern tree most_specialized PROTO((tree, tree, tree));
2659 extern tree most_specialized_class PROTO((tree, tree, tree));
2660 extern int more_specialized_class PROTO((tree, tree));
2661 extern void do_pushlevel PROTO((void));
2662 extern int is_member_template PROTO((tree));
2663 extern int comp_template_parms PROTO((tree, tree));
2664 extern int template_class_depth PROTO((tree));
2665 extern int is_specialization_of PROTO((tree, tree));
2666 extern int comp_template_args PROTO((tree, tree));
2668 extern int processing_specialization;
2669 extern int processing_explicit_instantiation;
2670 extern int processing_template_parmlist;
2673 extern void repo_template_used PROTO((tree));
2674 extern void repo_template_instantiated PROTO((tree, int));
2675 extern void init_repo PROTO((char*));
2676 extern void finish_repo PROTO((void));
2679 extern void init_rtti_processing PROTO((void));
2680 extern tree get_tinfo_fn_dynamic PROTO((tree));
2681 extern tree build_typeid PROTO((tree));
2682 extern tree build_x_typeid PROTO((tree));
2683 extern tree get_tinfo_fn PROTO((tree));
2684 extern tree get_typeid PROTO((tree));
2685 extern tree build_dynamic_cast PROTO((tree, tree));
2686 extern void synthesize_tinfo_fn PROTO((tree));
2689 extern int types_overlap_p PROTO((tree, tree));
2690 extern void push_memoized_context PROTO((tree, int));
2691 extern void pop_memoized_context PROTO((int));
2692 extern tree get_vbase PROTO((tree, tree));
2693 extern tree get_binfo PROTO((tree, tree, int));
2694 extern int get_base_distance PROTO((tree, tree, int, tree *));
2695 extern tree compute_access PROTO((tree, tree));
2696 extern tree lookup_field PROTO((tree, tree, int, int));
2697 extern tree lookup_nested_field PROTO((tree, int));
2698 extern tree lookup_fnfields PROTO((tree, tree, int));
2699 extern tree lookup_nested_tag PROTO((tree, tree));
2700 extern tree get_matching_virtual PROTO((tree, tree, int));
2701 extern tree get_abstract_virtuals PROTO((tree));
2702 extern tree get_baselinks PROTO((tree, tree, tree));
2703 extern tree next_baselink PROTO((tree));
2704 extern tree init_vbase_pointers PROTO((tree, tree));
2705 extern void expand_indirect_vtbls_init PROTO((tree, tree, tree));
2706 extern void clear_search_slots PROTO((tree));
2707 extern tree get_vbase_types PROTO((tree));
2708 extern void build_mi_matrix PROTO((tree));
2709 extern void free_mi_matrix PROTO((void));
2710 extern void build_mi_virtuals PROTO((int, int));
2711 extern void add_mi_virtuals PROTO((int, tree));
2712 extern void report_ambiguous_mi_virtuals PROTO((int, tree));
2713 extern void note_debug_info_needed PROTO((tree));
2714 extern void push_class_decls PROTO((tree));
2715 extern void pop_class_decls PROTO((void));
2716 extern void unuse_fields PROTO((tree));
2717 extern void unmark_finished_struct PROTO((tree));
2718 extern void print_search_statistics PROTO((void));
2719 extern void init_search_processing PROTO((void));
2720 extern void reinit_search_statistics PROTO((void));
2721 extern tree current_scope PROTO((void));
2722 extern tree lookup_conversions PROTO((tree));
2723 extern tree get_template_base PROTO((tree, tree));
2725 /* in semantics.c */
2726 extern void finish_expr_stmt PROTO((tree));
2727 extern tree begin_if_stmt PROTO((void));
2728 extern void finish_if_stmt_cond PROTO((tree, tree));
2729 extern tree finish_then_clause PROTO((tree));
2730 extern void begin_else_clause PROTO((void));
2731 extern void finish_else_clause PROTO((tree));
2732 extern void finish_if_stmt PROTO((void));
2733 extern tree begin_while_stmt PROTO((void));
2734 extern void finish_while_stmt_cond PROTO((tree, tree));
2735 extern void finish_while_stmt PROTO((tree));
2736 extern tree begin_do_stmt PROTO((void));
2737 extern void finish_do_body PROTO((tree));
2738 extern void finish_do_stmt PROTO((tree, tree));
2739 extern void finish_return_stmt PROTO((tree));
2740 extern tree begin_for_stmt PROTO((void));
2741 extern void finish_for_init_stmt PROTO((tree));
2742 extern void finish_for_cond PROTO((tree, tree));
2743 extern void finish_for_expr PROTO((tree, tree));
2744 extern void finish_for_stmt PROTO((tree, tree));
2745 extern void finish_break_stmt PROTO((void));
2746 extern void finish_continue_stmt PROTO((void));
2747 extern void begin_switch_stmt PROTO((void));
2748 extern tree finish_switch_cond PROTO((tree));
2749 extern void finish_switch_stmt PROTO((tree, tree));
2750 extern void finish_case_label PROTO((tree, tree));
2751 extern void finish_goto_stmt PROTO((tree));
2752 extern tree begin_try_block PROTO((void));
2753 extern void finish_try_block PROTO((tree));
2754 extern void finish_handler_sequence PROTO((tree));
2755 extern tree begin_handler PROTO((void));
2756 extern void finish_handler_parms PROTO((tree));
2757 extern void finish_handler PROTO((tree));
2758 extern tree begin_compound_stmt PROTO((int));
2759 extern tree finish_compound_stmt PROTO((int, tree));
2760 extern void finish_asm_stmt PROTO((tree, tree, tree, tree, tree));
2761 extern tree finish_parenthesized_expr PROTO((tree));
2762 extern tree begin_stmt_expr PROTO((void));
2763 extern tree finish_stmt_expr PROTO((tree, tree));
2764 extern tree finish_call_expr PROTO((tree, tree));
2765 extern tree finish_increment_expr PROTO((tree, enum tree_code));
2766 extern tree finish_this_expr PROTO((void));
2767 extern tree finish_object_call_expr PROTO((tree, tree, tree));
2768 extern tree finish_qualified_object_call_expr PROTO((tree, tree, tree));
2769 extern tree finish_pseudo_destructor_call_expr PROTO((tree, tree, tree));
2770 extern tree finish_globally_qualified_member_call_expr PROTO ((tree, tree));
2771 extern tree finish_label_address_expr PROTO((tree));
2772 extern tree finish_unary_op_expr PROTO((enum tree_code, tree));
2773 extern tree finish_id_expr PROTO((tree));
2774 extern int begin_new_placement PROTO((void));
2775 extern tree finish_new_placement PROTO((tree, int));
2776 extern int begin_function_definition PROTO((tree, tree));
2777 extern tree begin_constructor_declarator PROTO((tree, tree));
2778 extern tree finish_declarator PROTO((tree, tree, tree, tree, int));
2779 extern void finish_translation_unit PROTO((void));
2780 extern tree finish_template_type_parm PROTO((tree, tree));
2781 extern tree finish_template_template_parm PROTO((tree, tree));
2782 extern tree finish_parmlist PROTO((tree, int));
2783 extern tree begin_class_definition PROTO((tree));
2784 extern tree finish_class_definition PROTO((tree, tree, tree, int));
2785 extern void finish_default_args PROTO((void));
2786 extern void begin_inline_definitions PROTO((void));
2787 extern tree finish_member_class_template PROTO((tree, tree));
2790 extern tree build_signature_pointer_type PROTO((tree, int, int));
2791 extern tree build_signature_reference_type PROTO((tree, int, int));
2792 extern tree build_signature_pointer_constructor PROTO((tree, tree));
2793 extern tree build_signature_method_call PROTO((tree, tree));
2794 extern tree build_optr_ref PROTO((tree));
2795 extern void append_signature_fields PROTO((tree));
2798 extern void init_spew PROTO((void));
2799 extern int peekyylex PROTO((void));
2800 extern int yylex PROTO((void));
2801 extern tree arbitrate_lookup PROTO((tree, tree, tree));
2804 extern int member_p PROTO((tree));
2805 extern int real_lvalue_p PROTO((tree));
2806 extern tree build_min PVPROTO((enum tree_code, tree, ...));
2807 extern tree build_min_nt PVPROTO((enum tree_code, ...));
2808 extern tree min_tree_cons PROTO((tree, tree, tree));
2809 extern int lvalue_p PROTO((tree));
2810 extern int lvalue_or_else PROTO((tree, char *));
2811 extern tree build_cplus_new PROTO((tree, tree));
2812 extern tree get_target_expr PROTO((tree));
2813 extern tree break_out_cleanups PROTO((tree));
2814 extern tree break_out_calls PROTO((tree));
2815 extern tree build_cplus_method_type PROTO((tree, tree, tree));
2816 extern tree build_cplus_staticfn_type PROTO((tree, tree, tree));
2817 extern tree build_cplus_array_type PROTO((tree, tree));
2818 extern int layout_basetypes PROTO((tree, int));
2819 extern tree build_vbase_pointer_fields PROTO((tree));
2820 extern tree build_base_fields PROTO((tree));
2821 extern tree hash_tree_cons PROTO((int, int, int, tree, tree, tree));
2822 extern tree hash_tree_chain PROTO((tree, tree));
2823 extern tree hash_chainon PROTO((tree, tree));
2824 extern tree get_decl_list PROTO((tree));
2825 extern tree make_binfo PROTO((tree, tree, tree, tree, tree));
2826 extern tree binfo_value PROTO((tree, tree));
2827 extern tree reverse_path PROTO((tree));
2828 extern int count_functions PROTO((tree));
2829 extern int is_overloaded_fn PROTO((tree));
2830 extern tree get_first_fn PROTO((tree));
2831 extern tree binding_init PROTO((struct tree_binding*));
2832 extern tree ovl_cons PROTO((tree, tree));
2833 extern tree scratch_ovl_cons PROTO((tree, tree));
2834 extern int ovl_member PROTO((tree, tree));
2835 extern tree build_overload PROTO((tree, tree));
2836 extern tree fnaddr_from_vtable_entry PROTO((tree));
2837 extern tree function_arg_chain PROTO((tree));
2838 extern int promotes_to_aggr_type PROTO((tree, enum tree_code));
2839 extern int is_aggr_type_2 PROTO((tree, tree));
2840 extern char *lang_printable_name PROTO((tree, int));
2841 extern tree build_exception_variant PROTO((tree, tree));
2842 extern tree copy_template_template_parm PROTO((tree));
2843 extern tree copy_to_permanent PROTO((tree));
2844 extern void print_lang_statistics PROTO((void));
2845 extern void __eprintf
2846 PROTO((const char *, const char *, unsigned, const char *));
2847 extern tree array_type_nelts_total PROTO((tree));
2848 extern tree array_type_nelts_top PROTO((tree));
2849 extern tree break_out_target_exprs PROTO((tree));
2850 extern tree get_type_decl PROTO((tree));
2851 extern tree vec_binfo_member PROTO((tree, tree));
2852 extern tree hack_decl_function_context PROTO((tree));
2853 extern tree lvalue_type PROTO((tree));
2854 extern tree error_type PROTO((tree));
2855 extern tree make_temp_vec PROTO((int));
2856 extern tree build_ptr_wrapper PROTO((void *));
2857 extern tree build_expr_ptr_wrapper PROTO((void *));
2858 extern tree build_int_wrapper PROTO((int));
2859 extern tree build_srcloc PROTO((char *, int));
2860 extern tree build_srcloc_here PROTO((void));
2861 extern int varargs_function_p PROTO((tree));
2862 extern int really_overloaded_fn PROTO((tree));
2863 extern int cp_tree_equal PROTO((tree, tree));
2864 extern int can_free PROTO((struct obstack *, tree));
2865 extern tree mapcar PROTO((tree, tree (*) (tree)));
2866 extern void debug_binfo PROTO((tree));
2867 extern void push_expression_obstack PROTO((void));
2868 #define scratchalloc expralloc
2869 #define scratch_tree_cons expr_tree_cons
2870 #define build_scratch_list build_expr_list
2871 #define make_scratch_vec make_temp_vec
2872 #define push_scratch_obstack push_expression_obstack
2875 extern tree condition_conversion PROTO((tree));
2876 extern tree target_type PROTO((tree));
2877 extern tree require_complete_type PROTO((tree));
2878 extern tree complete_type PROTO((tree));
2879 extern int type_unknown_p PROTO((tree));
2880 extern int fntype_p PROTO((tree));
2881 extern tree require_instantiated_type PROTO((tree, tree, tree));
2882 extern tree commonparms PROTO((tree, tree));
2883 extern tree original_type PROTO((tree));
2884 extern tree common_type PROTO((tree, tree));
2885 extern int compexcepttypes PROTO((tree, tree));
2886 extern int comptypes PROTO((tree, tree, int));
2887 extern int comp_target_types PROTO((tree, tree, int));
2888 extern int compparms PROTO((tree, tree, int));
2889 extern int comp_target_types PROTO((tree, tree, int));
2890 extern int comp_cv_qualification PROTO((tree, tree));
2891 extern int comp_cv_qual_signature PROTO((tree, tree));
2892 extern int self_promoting_args_p PROTO((tree));
2893 extern tree unsigned_type PROTO((tree));
2894 extern tree signed_type PROTO((tree));
2895 extern tree signed_or_unsigned_type PROTO((int, tree));
2896 extern tree expr_sizeof PROTO((tree));
2897 extern tree c_sizeof PROTO((tree));
2898 extern tree c_sizeof_nowarn PROTO((tree));
2899 extern tree c_alignof PROTO((tree));
2900 extern tree inline_conversion PROTO((tree));
2901 extern tree decay_conversion PROTO((tree));
2902 extern tree default_conversion PROTO((tree));
2903 extern tree build_object_ref PROTO((tree, tree, tree));
2904 extern tree build_component_ref_1 PROTO((tree, tree, int));
2905 extern tree build_component_ref PROTO((tree, tree, tree, int));
2906 extern tree build_x_component_ref PROTO((tree, tree, tree, int));
2907 extern tree build_x_indirect_ref PROTO((tree, char *));
2908 extern tree build_indirect_ref PROTO((tree, char *));
2909 extern tree build_array_ref PROTO((tree, tree));
2910 extern tree build_x_function_call PROTO((tree, tree, tree));
2911 extern tree get_member_function_from_ptrfunc PROTO((tree *, tree));
2912 extern tree build_function_call_real PROTO((tree, tree, int, int));
2913 extern tree build_function_call PROTO((tree, tree));
2914 extern tree build_function_call_maybe PROTO((tree, tree));
2915 extern tree convert_arguments PROTO((tree, tree, tree, tree, int));
2916 extern tree build_x_binary_op PROTO((enum tree_code, tree, tree));
2917 extern tree build_binary_op PROTO((enum tree_code, tree, tree, int));
2918 extern tree build_binary_op_nodefault PROTO((enum tree_code, tree, tree, enum tree_code));
2919 extern tree build_component_addr PROTO((tree, tree, char *));
2920 extern tree build_x_unary_op PROTO((enum tree_code, tree));
2921 extern tree build_unary_op PROTO((enum tree_code, tree, int));
2922 extern tree unary_complex_lvalue PROTO((enum tree_code, tree));
2923 extern int mark_addressable PROTO((tree));
2924 extern tree build_x_conditional_expr PROTO((tree, tree, tree));
2925 extern tree build_conditional_expr PROTO((tree, tree, tree));
2926 extern tree build_x_compound_expr PROTO((tree));
2927 extern tree build_compound_expr PROTO((tree));
2928 extern tree build_static_cast PROTO((tree, tree));
2929 extern tree build_reinterpret_cast PROTO((tree, tree));
2930 extern tree build_const_cast PROTO((tree, tree));
2931 extern tree build_c_cast PROTO((tree, tree));
2932 extern tree build_x_modify_expr PROTO((tree, enum tree_code, tree));
2933 extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
2934 extern int language_lvalue_valid PROTO((tree));
2935 extern void warn_for_assignment PROTO((char *, char *, char *, tree, int, int));
2936 extern tree convert_for_initialization PROTO((tree, tree, tree, int, char *, tree, int));
2937 extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
2938 extern void c_expand_return PROTO((tree));
2939 extern tree c_expand_start_case PROTO((tree));
2940 extern int comp_ptr_ttypes PROTO((tree, tree));
2941 extern int ptr_reasonably_similar PROTO((tree, tree));
2942 extern tree build_ptrmemfunc PROTO((tree, tree, int));
2945 extern tree error_not_base_type PROTO((tree, tree));
2946 extern tree binfo_or_else PROTO((tree, tree));
2947 extern void readonly_error PROTO((tree, char *, int));
2948 extern void abstract_virtuals_error PROTO((tree, tree));
2949 extern void signature_error PROTO((tree, tree));
2950 extern void incomplete_type_error PROTO((tree, tree));
2951 extern void my_friendly_abort PROTO((int));
2952 extern void my_friendly_assert PROTO((int, int));
2953 extern tree store_init_value PROTO((tree, tree));
2954 extern tree digest_init PROTO((tree, tree, tree *));
2955 extern tree build_scoped_ref PROTO((tree, tree));
2956 extern tree build_x_arrow PROTO((tree));
2957 extern tree build_m_component_ref PROTO((tree, tree));
2958 extern tree build_functional_cast PROTO((tree, tree));
2959 extern char *enum_name_string PROTO((tree, tree));
2960 extern void report_case_error PROTO((int, tree, tree, tree));
2961 extern void check_for_new_type PROTO((char *,flagged_type_tree));
2962 extern tree initializer_constant_valid_p PROTO((tree, tree));
2965 extern void GNU_xref_begin PROTO((char *));
2966 extern void GNU_xref_end PROTO((int));
2967 extern void GNU_xref_file PROTO((char *));
2968 extern void GNU_xref_start_scope PROTO((HOST_WIDE_INT));
2969 extern void GNU_xref_end_scope PROTO((HOST_WIDE_INT, HOST_WIDE_INT, int, int));
2970 extern void GNU_xref_ref PROTO((tree, char *));
2971 extern void GNU_xref_decl PROTO((tree, tree));
2972 extern void GNU_xref_call PROTO((tree, char *));
2973 extern void GNU_xref_function PROTO((tree, tree));
2974 extern void GNU_xref_assign PROTO((tree));
2975 extern void GNU_xref_hier PROTO((char *, char *, int, int, int));
2976 extern void GNU_xref_member PROTO((tree, tree));
2980 #endif /* not _CP_TREE_H */