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 /* Borrow everything that is C from c-tree.h,
26 but do so by copy, not by inclusion, since c-tree.h defines
31 #define STDIO_PROTO(ARGS) PROTO(ARGS)
33 #define STDIO_PROTO(ARGS) ()
37 /* Language-dependent contents of an identifier. */
39 struct lang_identifier
41 struct tree_identifier ignore;
42 tree global_value, local_value;
44 tree class_template_info;
50 tree label_value, implicit_decl;
51 tree type_desc, as_list, error_locus;
60 /* To identify to the debug emitters if it should pay attention to the
61 flag `-Wtemplate-debugging'. */
62 #define HAVE_TEMPLATES 1
64 /* Macros for access to language-specific slots in an identifier. */
66 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
67 (((struct lang_identifier *)(NODE))->global_value)
68 #define IDENTIFIER_CLASS_VALUE(NODE) \
69 (((struct lang_identifier *)(NODE))->class_value)
70 #define IDENTIFIER_LOCAL_VALUE(NODE) \
71 (((struct lang_identifier *)(NODE))->local_value)
72 #define IDENTIFIER_TEMPLATE(NODE) \
73 (((struct lang_identifier *)(NODE))->class_template_info)
75 #define IDENTIFIER_TYPE_VALUE(NODE) (TREE_TYPE (NODE))
76 #define SET_IDENTIFIER_TYPE_VALUE(NODE,TYPE) (TREE_TYPE (NODE) = TYPE)
77 #define IDENTIFIER_HAS_TYPE_VALUE(NODE) (TREE_TYPE (NODE) ? 1 : 0)
79 #define LANG_ID_FIELD(NAME,NODE) \
80 (((struct lang_identifier *)(NODE))->x \
81 ? ((struct lang_identifier *)(NODE))->x->NAME : 0)
82 #define SET_LANG_ID(NODE,VALUE,NAME) \
83 (((struct lang_identifier *)(NODE))->x == 0 \
84 ? ((struct lang_identifier *)(NODE))->x \
85 = (struct lang_id2 *)perm_calloc (1, sizeof (struct lang_id2)) : 0, \
86 ((struct lang_identifier *)(NODE))->x->NAME = (VALUE))
88 #define IDENTIFIER_LABEL_VALUE(NODE) LANG_ID_FIELD(label_value, NODE)
89 #define SET_IDENTIFIER_LABEL_VALUE(NODE,VALUE) \
90 SET_LANG_ID(NODE, VALUE, label_value)
92 #define IDENTIFIER_IMPLICIT_DECL(NODE) LANG_ID_FIELD(implicit_decl, NODE)
93 #define SET_IDENTIFIER_IMPLICIT_DECL(NODE,VALUE) \
94 SET_LANG_ID(NODE, VALUE, implicit_decl)
96 #define IDENTIFIER_AS_DESC(NODE) LANG_ID_FIELD(type_desc, NODE)
97 #define SET_IDENTIFIER_AS_DESC(NODE,DESC) \
98 SET_LANG_ID(NODE, DESC, type_desc)
100 #define IDENTIFIER_AS_LIST(NODE) LANG_ID_FIELD(as_list, NODE)
101 #define SET_IDENTIFIER_AS_LIST(NODE,LIST) \
102 SET_LANG_ID(NODE, LIST, as_list)
104 #define IDENTIFIER_ERROR_LOCUS(NODE) LANG_ID_FIELD(error_locus, NODE)
105 #define SET_IDENTIFIER_ERROR_LOCUS(NODE,VALUE) \
106 SET_LANG_ID(NODE, VALUE, error_locus)
109 #define IDENTIFIER_VIRTUAL_P(NODE) TREE_LANG_FLAG_1(NODE)
111 /* Nonzero if this identifier is the prefix for a mangled C++ operator name. */
112 #define IDENTIFIER_OPNAME_P(NODE) TREE_LANG_FLAG_2(NODE)
114 #define IDENTIFIER_TYPENAME_P(NODE) \
115 (! strncmp (IDENTIFIER_POINTER (NODE), \
116 IDENTIFIER_POINTER (ansi_opname[(int) TYPE_EXPR]), \
117 IDENTIFIER_LENGTH (ansi_opname[(int) TYPE_EXPR])))
119 /* Nonzero means reject anything that ANSI standard C forbids. */
122 /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */
123 #define C_TYPE_FIELDS_READONLY(type) TYPE_LANG_FLAG_0 (type)
125 /* Record in each node resulting from a binary operator
126 what operator was specified for it. */
127 #define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp))
129 /* Store a value in that field. */
130 #define C_SET_EXP_ORIGINAL_CODE(exp, code) \
131 (TREE_COMPLEXITY (exp) = (int)(code))
133 /* If non-zero, a VAR_DECL whose cleanup will cause a throw to the
134 next exception handler. */
135 extern tree exception_throw_decl;
137 extern tree double_type_node, long_double_type_node, float_type_node;
138 extern tree char_type_node, unsigned_char_type_node, signed_char_type_node;
139 extern tree ptrdiff_type_node;
141 extern tree short_integer_type_node, short_unsigned_type_node;
142 extern tree long_integer_type_node, long_unsigned_type_node;
143 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
144 extern tree unsigned_type_node;
145 extern tree string_type_node, char_array_type_node, int_array_type_node;
146 extern tree wchar_array_type_node;
147 extern tree wchar_type_node, signed_wchar_type_node, unsigned_wchar_type_node;
148 extern tree intQI_type_node, unsigned_intQI_type_node;
149 extern tree intHI_type_node, unsigned_intHI_type_node;
150 extern tree intSI_type_node, unsigned_intSI_type_node;
151 extern tree intDI_type_node, unsigned_intDI_type_node;
153 extern int current_function_returns_value;
154 extern int current_function_returns_null;
155 extern tree current_function_return_value;
157 extern tree ridpointers[];
158 extern tree ansi_opname[];
159 extern tree ansi_assopname[];
161 /* Nonzero means `$' can be in an identifier. */
163 extern int dollars_in_ident;
165 /* Nonzero means allow type mismatches in conditional expressions;
166 just make their values `void'. */
168 extern int flag_cond_mismatch;
170 /* Nonzero means don't recognize the keyword `asm'. */
172 extern int flag_no_asm;
174 /* For cross referencing. */
176 extern int flag_gnu_xref;
178 /* For environments where you can use GNU binutils (as, ld in particular). */
180 extern int flag_gnu_binutils;
182 /* Nonzero means ignore `#ident' directives. */
184 extern int flag_no_ident;
186 /* Nonzero means warn about implicit declarations. */
188 extern int warn_implicit;
190 /* Nonzero means warn when all ctors or dtors are private, and the class
193 extern int warn_ctor_dtor_privacy;
195 /* Nonzero means warn about function definitions that default the return type
196 or that use a null return and have a return-type other than void. */
198 extern int warn_return_type;
200 /* Nonzero means give string constants the type `const char *'
201 to get extra warnings from them. These warnings will be too numerous
202 to be useful, except in thoroughly ANSIfied programs. */
204 extern int warn_write_strings;
206 /* Nonzero means warn about sizeof(function) or addition/subtraction
207 of function pointers. */
209 extern int warn_pointer_arith;
211 /* Nonzero means warn about suggesting putting in ()'s. */
213 extern int warn_parentheses;
215 /* Nonzero means warn about multiple (redundant) decls for the same single
216 variable or function. */
218 extern int warn_redundant_decls;
220 /* Warn if initializer is not completely bracketed. */
222 extern int warn_missing_braces;
224 /* Warn about comparison of signed and unsigned values. */
226 extern int warn_sign_compare;
228 /* Warn about a subscript that has type char. */
230 extern int warn_char_subscripts;
232 /* Nonzero means warn about pointer casts that can drop a type qualifier
233 from the pointer target type. */
235 extern int warn_cast_qual;
237 /* Warn about *printf or *scanf format/argument anomalies. */
239 extern int warn_format;
241 /* Nonzero means warn about non virtual destructors in classes that have
242 virtual functions. */
244 extern int warn_nonvdtor;
246 /* Non-zero means warn when we convert a pointer to member function
247 into a pointer to (void or function). */
249 extern int warn_pmf2ptr;
251 /* Non-zero means warn when a function is declared extern and later inline. */
252 extern int warn_extern_inline;
254 /* Nonzero means to treat bitfields as unsigned unless they say `signed'. */
256 extern int flag_signed_bitfields;
258 /* 3 means write out only virtuals function tables `defined'
259 in this implementation file.
260 2 means write out only specific virtual function tables
261 and give them (C) public access.
262 1 means write out virtual function tables and give them
264 0 means write out virtual function tables and give them
265 (C) static access (default).
266 -1 means declare virtual function tables extern. */
268 extern int write_virtuals;
270 /* True for more efficient but incompatible (not not fully tested)
271 vtable implementation (using thunks).
272 0 is old behavior; 1 is new behavior. */
273 extern int flag_vtable_thunks;
275 /* INTERFACE_ONLY nonzero means that we are in an "interface"
276 section of the compiler. INTERFACE_UNKNOWN nonzero means
277 we cannot trust the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN
278 is zero and INTERFACE_ONLY is zero, it means that we are responsible
279 for exporting definitions that others might need. */
280 extern int interface_only, interface_unknown;
282 /* Nonzero means we should attempt to elide constructors when possible. */
284 extern int flag_elide_constructors;
286 /* Nonzero means enable obscure ANSI features and disable GNU extensions
287 that might cause ANSI-compliant code to be miscompiled. */
289 extern int flag_ansi;
291 /* Nonzero means do argument matching for overloading according to the
292 ANSI rules, rather than what g++ used to believe to be correct. */
294 extern int flag_ansi_overloading;
296 /* Nonzero means recognize and handle signature language constructs. */
298 extern int flag_handle_signatures;
300 /* Nonzero means that member functions defined in class scope are
301 inline by default. */
303 extern int flag_default_inline;
305 /* C++ language-specific tree codes. */
306 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
307 enum cplus_tree_code {
308 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
309 #include "cp-tree.def"
314 enum languages { lang_c, lang_cplusplus };
316 /* Macros to make error reporting functions' lives easier. */
317 #define TYPE_IDENTIFIER(NODE) (DECL_NAME (TYPE_NAME (NODE)))
318 #define TYPE_NAME_STRING(NODE) (IDENTIFIER_POINTER (TYPE_IDENTIFIER (NODE)))
319 #define TYPE_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (TYPE_IDENTIFIER (NODE)))
321 #define TYPE_ASSEMBLER_NAME_STRING(NODE) (IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
322 #define TYPE_ASSEMBLER_NAME_LENGTH(NODE) (IDENTIFIER_LENGTH (DECL_ASSEMBLER_NAME (TYPE_NAME (NODE))))
324 /* The _DECL for this _TYPE. */
325 #define TYPE_MAIN_DECL(NODE) (TYPE_NAME (NODE))
327 #define IS_AGGR_TYPE(t) (TYPE_LANG_FLAG_5 (t))
328 #define IS_AGGR_TYPE_CODE(t) (t == RECORD_TYPE || t == UNION_TYPE)
329 #define IS_AGGR_TYPE_2(TYPE1,TYPE2) \
330 (TREE_CODE (TYPE1) == TREE_CODE (TYPE2) \
331 && IS_AGGR_TYPE (TYPE1)&IS_AGGR_TYPE (TYPE2))
332 #define IS_OVERLOAD_TYPE(t) \
333 (IS_AGGR_TYPE (t) || TREE_CODE (t) == ENUMERAL_TYPE)
335 /* In a *_TYPE, nonzero means a built-in type. */
336 #define TYPE_BUILT_IN(NODE) TYPE_LANG_FLAG_6(NODE)
338 /* Macros which might want to be replaced by function calls. */
340 #define DELTA_FROM_VTABLE_ENTRY(ENTRY) \
341 (!flag_vtable_thunks ? \
342 TREE_VALUE (CONSTRUCTOR_ELTS (ENTRY)) \
343 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? integer_zero_node \
344 : build_int_2 (THUNK_DELTA (TREE_OPERAND ((ENTRY), 0)), 0))
346 /* Virtual function addresses can be gotten from a virtual function
347 table entry using this macro. */
348 #define FNADDR_FROM_VTABLE_ENTRY(ENTRY) \
349 (!flag_vtable_thunks ? \
350 TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) \
351 : TREE_CODE (TREE_OPERAND ((ENTRY), 0)) != THUNK_DECL ? (ENTRY) \
352 : DECL_INITIAL (TREE_OPERAND ((ENTRY), 0)))
353 #define SET_FNADDR_FROM_VTABLE_ENTRY(ENTRY,VALUE) \
354 (TREE_VALUE (TREE_CHAIN (TREE_CHAIN (CONSTRUCTOR_ELTS (ENTRY)))) = (VALUE))
355 #define FUNCTION_ARG_CHAIN(NODE) (TREE_CHAIN (TYPE_ARG_TYPES (TREE_TYPE (NODE))))
356 #define PROMOTES_TO_AGGR_TYPE(NODE,CODE) \
357 (((CODE) == TREE_CODE (NODE) \
358 && IS_AGGR_TYPE (TREE_TYPE (NODE))) \
359 || IS_AGGR_TYPE (NODE))
362 #define FNADDR_FROM_VTABLE_ENTRY(ENTRY) (fnaddr_from_vtable_entry (ENTRY))
363 #define SET_FNADDR_FROM_VTABLE_ENTRY(ENTRY,VALUE) \
364 (set_fnaddr_from_vtable_entry (ENTRY, VALUE))
365 /* #define TYPE_NAME_STRING(NODE) (type_name_string (NODE)) */
366 #define FUNCTION_ARG_CHAIN(NODE) (function_arg_chain (NODE))
367 #define PROMOTES_TO_AGGR_TYPE(NODE,CODE) (promotes_to_aggr_type (NODE, CODE))
368 /* #define IS_AGGR_TYPE_2(TYPE1, TYPE2) (is_aggr_type_2 (TYPE1, TYPE2)) */
370 /* Nonzero iff TYPE is uniquely derived from PARENT. Under MI, PARENT can
371 be an ambiguous base class of TYPE, and this macro will be false. */
372 #define UNIQUELY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) >= 0)
373 #define ACCESSIBLY_DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, -1, (tree *)0) >= 0)
374 #define ACCESSIBLY_UNIQUELY_DERIVED_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 1, (tree *)0) >= 0)
375 #define DERIVED_FROM_P(PARENT, TYPE) (get_base_distance (PARENT, TYPE, 0, (tree *)0) != -1)
377 /* Statistics show that while the GNU C++ compiler may generate
378 thousands of different types during a compilation run, it
379 generates relatively few (tens) of classtypes. Because of this,
380 it is not costly to store a generous amount of information
381 in classtype nodes. This struct must fill out to a multiple of 4 bytes. */
386 unsigned has_type_conversion : 1;
387 unsigned has_int_conversion : 1;
388 unsigned has_float_conversion : 1;
389 unsigned has_init_ref : 1;
390 unsigned gets_init_aggr : 1;
391 unsigned has_assignment : 1;
392 unsigned has_default_ctor : 1;
393 unsigned uses_multiple_inheritance : 1;
395 unsigned has_nonpublic_ctor : 2;
396 unsigned has_nonpublic_assign_ref : 2;
397 unsigned const_needs_init : 1;
398 unsigned ref_needs_init : 1;
399 unsigned has_const_assign_ref : 1;
400 unsigned vtable_needs_writing : 1;
402 unsigned has_assign_ref : 1;
403 unsigned gets_new : 2;
404 unsigned gets_delete : 2;
405 unsigned has_call_overloaded : 1;
406 unsigned has_array_ref_overloaded : 1;
407 unsigned has_arrow_overloaded : 1;
409 unsigned local_typedecls : 1;
410 unsigned interface_only : 1;
411 unsigned interface_unknown : 1;
412 unsigned needs_virtual_reinit : 1;
413 unsigned vec_delete_takes_size : 1;
414 unsigned declared_class : 1;
415 unsigned being_defined : 1;
416 unsigned redefined : 1;
418 unsigned no_globalize : 1;
420 unsigned marked2 : 1;
421 unsigned marked3 : 1;
422 unsigned marked4 : 1;
423 unsigned marked5 : 1;
424 unsigned marked6 : 1;
425 unsigned debug_requested : 1;
427 unsigned use_template : 2;
428 unsigned has_method_call_overloaded : 1;
429 unsigned private_attr : 1;
430 unsigned got_semicolon : 1;
431 unsigned ptrmemfunc_flag : 1;
432 unsigned is_signature : 1;
433 unsigned is_signature_pointer : 1;
435 unsigned is_signature_reference : 1;
436 unsigned has_default_implementation : 1;
437 unsigned has_opaque_typedecls : 1;
438 unsigned sigtable_has_been_generated : 1;
439 unsigned was_anonymous : 1;
440 unsigned has_real_assignment : 1;
441 unsigned has_real_assign_ref : 1;
442 unsigned has_const_init_ref : 1;
444 unsigned has_complex_init_ref : 1;
445 unsigned has_complex_assign_ref : 1;
446 unsigned has_abstract_assign_ref : 1;
447 unsigned non_aggregate : 1;
449 /* The MIPS compiler gets it wrong if this struct also
450 does not fill out to a multiple of 4 bytes. Add a
451 member `dummy' with new bits if you go over the edge. */
454 unsigned n_vancestors : 16;
463 union tree_node *vbinfo[2];
464 union tree_node *baselink_vec;
465 union tree_node *vfields;
466 union tree_node *vbases;
467 union tree_node *vbase_size;
469 union tree_node *tags;
470 char *memoized_table_entry;
472 union tree_node *search_slot;
474 #ifdef ONLY_INT_FIELDS
475 unsigned int mode : 8;
477 enum machine_mode mode : 8;
480 unsigned char size_unit;
482 unsigned char sep_unit;
484 union tree_node *sep;
485 union tree_node *size;
487 union tree_node *base_init_list;
488 union tree_node *abstract_virtuals;
489 union tree_node *as_list;
490 union tree_node *id_as_list;
491 union tree_node *binfo_as_list;
492 union tree_node *friend_classes;
496 union tree_node *rtti;
498 union tree_node *methods;
500 union tree_node *signature;
501 union tree_node *signature_pointer_to;
502 union tree_node *signature_reference_to;
504 union tree_node *template_info;
509 #define CLASSTYPE_SOURCE_LINE(NODE) (TYPE_LANG_SPECIFIC(NODE)->linenum)
511 /* Indicates whether or not (and how) a template was expanded for this class.
512 0=no information yet/non-template class
513 1=implicit template instantiation
514 2=explicit template specialization
515 3=explicit template instantiation */
516 #define CLASSTYPE_USE_TEMPLATE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.use_template)
518 /* Fields used for storing information before the class is defined.
519 After the class is defined, these fields hold other information. */
521 /* List of friends which were defined inline in this class definition. */
522 #define CLASSTYPE_INLINE_FRIENDS(NODE) (TYPE_NONCOPIED_PARTS (NODE))
524 /* Nonzero for _CLASSTYPE means that the _CLASSTYPE either has
525 a special meaning for the assignment operator ("operator="),
526 or one of its fields (or base members) has a special meaning
528 #define TYPE_HAS_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assignment)
529 #define TYPE_HAS_REAL_ASSIGNMENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assignment)
531 /* Nonzero for _CLASSTYPE means that operator new and delete are defined,
533 #define TYPE_GETS_NEW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_new)
534 #define TYPE_GETS_DELETE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_delete)
535 #define TYPE_GETS_REG_DELETE(NODE) (TYPE_GETS_DELETE (NODE) & 1)
537 /* Nonzero for _CLASSTYPE means that operator vec delete is defined and
538 takes the optional size_t argument. */
539 #define TYPE_VEC_DELETE_TAKES_SIZE(NODE) \
540 (TYPE_LANG_SPECIFIC(NODE)->type_flags.vec_delete_takes_size)
541 #define TYPE_VEC_NEW_USES_COOKIE(NODE) \
542 (TYPE_NEEDS_DESTRUCTOR (NODE) \
543 || (TYPE_LANG_SPECIFIC (NODE) && TYPE_VEC_DELETE_TAKES_SIZE (NODE)))
545 /* Nonzero for TREE_LIST or _TYPE node means that this node is class-local. */
546 #define TREE_NONLOCAL_FLAG(NODE) (TREE_LANG_FLAG_0 (NODE))
548 /* Nonzero for a _CLASSTYPE node which we know to be private. */
549 #define TYPE_PRIVATE_P(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.private_attr)
551 /* Nonzero means that this _CLASSTYPE node defines ways of converting
552 itself to other types. */
553 #define TYPE_HAS_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_type_conversion)
555 /* Nonzero means that this _CLASSTYPE node can convert itself to an
557 #define TYPE_HAS_INT_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_int_conversion)
559 /* Nonzero means that this _CLASSTYPE node can convert itself to an
561 #define TYPE_HAS_REAL_CONVERSION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_float_conversion)
563 /* Nonzero means that this _CLASSTYPE node overloads operator=(X&). */
564 #define TYPE_HAS_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_assign_ref)
565 #define TYPE_HAS_CONST_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_assign_ref)
567 /* Nonzero means that this _CLASSTYPE node has an X(X&) constructor. */
568 #define TYPE_HAS_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_init_ref)
569 #define TYPE_HAS_CONST_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_const_init_ref)
571 /* Nonzero means that this _CLASSTYPE node has an X(X ...) constructor.
572 Note that there must be other arguments, or this constructor is flagged
573 as being erroneous. */
574 #define TYPE_GETS_INIT_AGGR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.gets_init_aggr)
576 /* Nonzero means that this type is being defined. I.e., the left brace
577 starting the definition of this type has been seen. */
578 #define TYPE_BEING_DEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.being_defined)
579 /* Nonzero means that this type has been redefined. In this case, if
580 convenient, don't reprocess any methods that appear in its redefinition. */
581 #define TYPE_REDEFINED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.redefined)
583 /* Nonzero means that this _CLASSTYPE node overloads the method call
584 operator. In this case, all method calls go through `operator->()(...). */
585 #define TYPE_OVERLOADS_METHOD_CALL_EXPR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_method_call_overloaded)
587 /* Nonzero means that this type is a signature. */
588 # define IS_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)?TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature:0)
589 # define SET_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=1)
590 # define CLEAR_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature=0)
592 /* Nonzero means that this type is a signature pointer type. */
593 # define IS_SIGNATURE_POINTER(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_pointer)
595 /* Nonzero means that this type is a signature reference type. */
596 # define IS_SIGNATURE_REFERENCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.is_signature_reference)
598 /* Nonzero means that this signature type has a default implementation. */
599 # define HAS_DEFAULT_IMPLEMENTATION(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_default_implementation)
601 /* Nonzero means that this signature contains opaque type declarations. */
602 #define SIGNATURE_HAS_OPAQUE_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_opaque_typedecls)
604 /* Nonzero means that a signature table has been generated
605 for this signature. */
606 #define SIGTABLE_HAS_BEEN_GENERATED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.sigtable_has_been_generated)
608 /* If NODE is a class, this is the signature type that contains NODE's
609 signature after it has been computed using sigof(). */
610 #define CLASSTYPE_SIGNATURE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
612 /* If NODE is a signature pointer or signature reference, this is the
613 signature type the pointer/reference points to. */
614 #define SIGNATURE_TYPE(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
616 /* If NODE is a signature, this is a vector of all methods defined
617 in the signature or in its base types together with their default
619 #define SIGNATURE_METHOD_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature)
621 /* If NODE is a signature, this is the _TYPE node that contains NODE's
622 signature pointer type. */
623 #define SIGNATURE_POINTER_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_pointer_to)
625 /* If NODE is a signature, this is the _TYPE node that contains NODE's
626 signature reference type. */
627 #define SIGNATURE_REFERENCE_TO(NODE) (TYPE_LANG_SPECIFIC(NODE)->signature_reference_to)
629 /* The is the VAR_DECL that contains NODE's rtti. */
630 #define CLASSTYPE_RTTI(NODE) (TYPE_LANG_SPECIFIC(NODE)->rtti)
632 /* Nonzero means that this _CLASSTYPE node overloads operator(). */
633 #define TYPE_OVERLOADS_CALL_EXPR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_call_overloaded)
635 /* Nonzero means that this _CLASSTYPE node overloads operator[]. */
636 #define TYPE_OVERLOADS_ARRAY_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_array_ref_overloaded)
638 /* Nonzero means that this _CLASSTYPE node overloads operator->. */
639 #define TYPE_OVERLOADS_ARROW(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_arrow_overloaded)
641 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
642 multiple inheritance. If this is 0 for the root of a type
643 hierarchy, then we can use more efficient search techniques. */
644 #define TYPE_USES_MULTIPLE_INHERITANCE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.uses_multiple_inheritance)
646 /* Nonzero means that this _CLASSTYPE (or one of its ancestors) uses
647 virtual base classes. If this is 0 for the root of a type
648 hierarchy, then we can use more efficient search techniques. */
649 #define TYPE_USES_VIRTUAL_BASECLASSES(NODE) (TREE_LANG_FLAG_3(NODE))
651 /* List of lists of member functions defined in this class. */
652 #define CLASSTYPE_METHOD_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->methods)
654 /* The first type conversion operator in the class (the others can be
655 searched with TREE_CHAIN), or the first non-constructor function if
656 there are no type conversion operators. */
657 #define CLASSTYPE_FIRST_CONVERSION(NODE) \
658 TREE_VEC_LENGTH (CLASSTYPE_METHOD_VEC (NODE)) > 2 \
659 ? TREE_VEC_ELT (CLASSTYPE_METHOD_VEC (NODE), 2) \
662 /* Pointer from any member function to the head of the list of
663 member functions of the type that member function belongs to. */
664 #define CLASSTYPE_BASELINK_VEC(NODE) (TYPE_LANG_SPECIFIC(NODE)->baselink_vec)
666 /* Mark bits for depth-first and breath-first searches. */
667 #define CLASSTYPE_MARKED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked)
668 #define CLASSTYPE_MARKED2(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked2)
669 #define CLASSTYPE_MARKED3(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked3)
670 #define CLASSTYPE_MARKED4(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked4)
671 #define CLASSTYPE_MARKED5(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked5)
672 #define CLASSTYPE_MARKED6(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.marked6)
673 /* Macros to modify the above flags */
674 #define SET_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 1)
675 #define CLEAR_CLASSTYPE_MARKED(NODE) (CLASSTYPE_MARKED(NODE) = 0)
676 #define SET_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 1)
677 #define CLEAR_CLASSTYPE_MARKED2(NODE) (CLASSTYPE_MARKED2(NODE) = 0)
678 #define SET_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 1)
679 #define CLEAR_CLASSTYPE_MARKED3(NODE) (CLASSTYPE_MARKED3(NODE) = 0)
680 #define SET_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 1)
681 #define CLEAR_CLASSTYPE_MARKED4(NODE) (CLASSTYPE_MARKED4(NODE) = 0)
682 #define SET_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 1)
683 #define CLEAR_CLASSTYPE_MARKED5(NODE) (CLASSTYPE_MARKED5(NODE) = 0)
684 #define SET_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 1)
685 #define CLEAR_CLASSTYPE_MARKED6(NODE) (CLASSTYPE_MARKED6(NODE) = 0)
687 #define CLASSTYPE_TAGS(NODE) (TYPE_LANG_SPECIFIC(NODE)->tags)
689 /* If this class has any bases, this is the number of the base class from
690 which our VFIELD is based, -1 otherwise. If this class has no base
691 classes, this is not used.
692 In D : B1, B2, PARENT would be 0, if D's vtable came from B1,
693 1, if D's vtable came from B2. */
694 #define CLASSTYPE_VFIELD_PARENT(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfield_parent)
696 /* Remove when done merging. */
697 #define CLASSTYPE_VFIELD(NODE) TYPE_VFIELD(NODE)
699 /* The number of virtual functions defined for this
701 #define CLASSTYPE_VSIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->vsize)
702 /* The virtual base classes that this type uses. */
703 #define CLASSTYPE_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->vbases)
704 /* The virtual function pointer fields that this type contains. */
705 #define CLASSTYPE_VFIELDS(NODE) (TYPE_LANG_SPECIFIC(NODE)->vfields)
707 /* Number of baseclasses defined for this type.
708 0 means no base classes. */
709 #define CLASSTYPE_N_BASECLASSES(NODE) \
710 (TYPE_BINFO_BASETYPES (NODE) ? TREE_VEC_LENGTH (TYPE_BINFO_BASETYPES(NODE)) : 0)
712 /* Memoize the number of super classes (base classes) tha this node
713 has. That way we can know immediately (albeit conservatively how
714 large a multiple-inheritance matrix we need to build to find
715 derivation information. */
716 #define CLASSTYPE_N_SUPERCLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->n_ancestors)
717 #define CLASSTYPE_N_VBASECLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.n_vancestors)
719 /* Record how deep the inheritance is for this class so `void*' conversions
720 are less favorable than a conversion to the most base type. */
721 #define CLASSTYPE_MAX_DEPTH(NODE) (TYPE_LANG_SPECIFIC(NODE)->max_depth)
723 /* Used for keeping search-specific information. Any search routine
724 which uses this must define what exactly this slot is used for. */
725 #define CLASSTYPE_SEARCH_SLOT(NODE) (TYPE_LANG_SPECIFIC(NODE)->search_slot)
727 /* Entry for keeping memoization tables for this type to
728 hopefully speed up search routines. Since it is a pointer,
729 it can mean almost anything. */
730 #define CLASSTYPE_MTABLE_ENTRY(NODE) (TYPE_LANG_SPECIFIC(NODE)->memoized_table_entry)
732 /* This is the total size of the baseclasses defined for this type.
733 Needed because it is desirable to layout such information
734 before beginning to process the class itself, and we
735 don't want to compute it second time when actually laying
736 out the type for real. */
737 #define CLASSTYPE_SIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->size)
738 #define CLASSTYPE_SIZE_UNIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->size_unit)
739 #define CLASSTYPE_MODE(NODE) (TYPE_LANG_SPECIFIC(NODE)->mode)
740 #define CLASSTYPE_ALIGN(NODE) (TYPE_LANG_SPECIFIC(NODE)->align)
742 /* This is the space needed for virtual base classes. NULL if
743 there are no virtual basetypes. */
744 #define CLASSTYPE_VBASE_SIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->vbase_size)
746 /* A cons list of structure elements which either have constructors
747 to be called, or virtual function table pointers which
748 need initializing. Depending on what is being initialized,
749 the TREE_PURPOSE and TREE_VALUE fields have different meanings:
751 Member initialization: <FIELD_DECL, TYPE>
752 Base class construction: <NULL_TREE, BASETYPE>
753 Base class initialization: <BASE_INITIALIZATION, THESE_INITIALIZATIONS>
754 Whole type: <MEMBER_INIT, BASE_INIT>. */
755 #define CLASSTYPE_BASE_INIT_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->base_init_list)
757 /* A cons list of virtual functions which cannot be inherited by
758 derived classes. When deriving from this type, the derived
759 class must provide its own definition for each of these functions. */
760 #define CLASSTYPE_ABSTRACT_VIRTUALS(NODE) (TYPE_LANG_SPECIFIC(NODE)->abstract_virtuals)
762 /* Nonzero means that this aggr type has been `closed' by a semicolon. */
763 #define CLASSTYPE_GOT_SEMICOLON(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.got_semicolon)
765 /* Nonzero means that the main virtual function table pointer needs to be
766 set because base constructors have placed the wrong value there.
767 If this is zero, it means that they placed the right value there,
768 and there is no need to change it. */
769 #define CLASSTYPE_NEEDS_VIRTUAL_REINIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.needs_virtual_reinit)
771 /* Nonzero means that if this type has virtual functions, that
772 the virtual function table will be written out. */
773 #define CLASSTYPE_VTABLE_NEEDS_WRITING(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.vtable_needs_writing)
775 /* Nonzero means that this type defines its own local type declarations. */
776 #define CLASSTYPE_LOCAL_TYPEDECLS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.local_typedecls)
778 /* Nonzero means that this type has an X() constructor. */
779 #define TYPE_HAS_DEFAULT_CONSTRUCTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_default_ctor)
781 /* Nonzero means the type declared a ctor as private or protected. We
782 use this to make sure we don't try to generate a copy ctor for a
783 class that has a member of type NODE. */
784 #define TYPE_HAS_NONPUBLIC_CTOR(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_ctor)
786 /* Ditto, for operator=. */
787 #define TYPE_HAS_NONPUBLIC_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_nonpublic_assign_ref)
789 /* Many routines need to cons up a list of basetypes for access
790 checking. This field contains a TREE_LIST node whose TREE_VALUE
791 is the main variant of the type, and whose TREE_VIA_PUBLIC
792 and TREE_VIA_VIRTUAL bits are correctly set. */
793 #define CLASSTYPE_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->as_list)
794 /* Same, but cache a list whose value is the name of this type. */
795 #define CLASSTYPE_ID_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->id_as_list)
796 /* Same, but cache a list whose value is the binfo of this type. */
797 #define CLASSTYPE_BINFO_AS_LIST(NODE) (TYPE_LANG_SPECIFIC(NODE)->binfo_as_list)
799 /* A list of class types with which this type is a friend. */
800 #define CLASSTYPE_FRIEND_CLASSES(NODE) (TYPE_LANG_SPECIFIC(NODE)->friend_classes)
802 /* Keep an inheritance lattice around so we can quickly tell whether
803 a type is derived from another or not. */
804 #define CLASSTYPE_MI_MATRIX(NODE) (TYPE_LANG_SPECIFIC(NODE)->mi_matrix)
806 /* Say whether this node was declared as a "class" or a "struct". */
807 #define CLASSTYPE_DECLARED_CLASS(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.declared_class)
808 /* whether this can be globalized. */
809 #define CLASSTYPE_NO_GLOBALIZE(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.no_globalize)
811 /* Nonzero if this class has const members which have no specified initialization. */
812 #define CLASSTYPE_READONLY_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.const_needs_init)
814 /* Nonzero if this class has ref members which have no specified initialization. */
815 #define CLASSTYPE_REF_FIELDS_NEED_INIT(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ref_needs_init)
817 /* Nonzero if this class is included from a header file which employs
818 `#pragma interface', and it is not included in its implementation file. */
819 #define CLASSTYPE_INTERFACE_ONLY(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_only)
821 /* Same as above, but for classes whose purpose we do not know. */
822 #define CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown)
823 #define CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown == 0)
824 #define SET_CLASSTYPE_INTERFACE_UNKNOWN_X(NODE,X) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = !!(X))
825 #define SET_CLASSTYPE_INTERFACE_UNKNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 1)
826 #define SET_CLASSTYPE_INTERFACE_KNOWN(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.interface_unknown = 0)
828 /* Nonzero if a _DECL node requires us to output debug info for this class. */
829 #define CLASSTYPE_DEBUG_REQUESTED(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.debug_requested)
831 /* Additional macros for inheritance information. */
833 #define CLASSTYPE_VBINFO(NODE,VIA_PUBLIC) \
834 (TYPE_LANG_SPECIFIC (NODE)->vbinfo[VIA_PUBLIC])
836 /* When following an binfo-specific chain, this is the cumulative
838 #define BINFO_VIA_PUBLIC(NODE) TREE_LANG_FLAG_5 (NODE)
840 /* When building a matrix to determine by a single lookup
841 whether one class is derived from another or not,
842 this field is the index of the class in the table. */
843 #define CLASSTYPE_CID(NODE) (TYPE_LANG_SPECIFIC(NODE)->cid)
844 #define BINFO_CID(NODE) CLASSTYPE_CID(BINFO_TYPE(NODE))
846 /* Nonzero means marked by DFS or BFS search, including searches
847 by `get_binfo' and `get_base_distance'. */
848 #define BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED(BINFO_TYPE(NODE)):TREE_LANG_FLAG_0(NODE))
849 /* Macros needed because of C compilers that don't allow conditional
850 expressions to be lvalues. Grr! */
851 #define SET_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=1))
852 #define CLEAR_BINFO_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_0(NODE)=0))
854 /* Nonzero means marked in building initialization list. */
855 #define BINFO_BASEINIT_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
856 /* Modifier macros */
857 #define SET_BINFO_BASEINIT_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
858 #define CLEAR_BINFO_BASEINIT_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
860 /* Nonzero means marked in search through virtual inheritance hierarchy. */
861 #define BINFO_VBASE_MARKED(NODE) CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
862 /* Modifier macros */
863 #define SET_BINFO_VBASE_MARKED(NODE) SET_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
864 #define CLEAR_BINFO_VBASE_MARKED(NODE) CLEAR_CLASSTYPE_MARKED2 (BINFO_TYPE (NODE))
866 /* Nonzero means marked in search for members or member functions. */
867 #define BINFO_FIELDS_MARKED(NODE) \
868 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED2 (BINFO_TYPE (NODE)):TREE_LANG_FLAG_2(NODE))
869 #define SET_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=1))
870 #define CLEAR_BINFO_FIELDS_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED2(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_2(NODE)=0))
872 /* Nonzero means that this class is on a path leading to a new vtable. */
873 #define BINFO_VTABLE_PATH_MARKED(NODE) \
874 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):TREE_LANG_FLAG_3(NODE))
875 #define SET_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=1))
876 #define CLEAR_BINFO_VTABLE_PATH_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED3(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_3(NODE)=0))
878 /* Nonzero means that this class has a new vtable. */
879 #define BINFO_NEW_VTABLE_MARKED(NODE) \
880 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):TREE_LANG_FLAG_4(NODE))
881 #define SET_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=1))
882 #define CLEAR_BINFO_NEW_VTABLE_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED4(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_4(NODE)=0))
884 /* Nonzero means this class has initialized its virtual baseclasses. */
885 #define BINFO_VBASE_INIT_MARKED(NODE) \
886 (TREE_VIA_VIRTUAL(NODE)?CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):TREE_LANG_FLAG_5(NODE))
887 #define SET_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?SET_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=1))
888 #define CLEAR_BINFO_VBASE_INIT_MARKED(NODE) (TREE_VIA_VIRTUAL(NODE)?CLEAR_CLASSTYPE_MARKED5(BINFO_TYPE(NODE)):(TREE_LANG_FLAG_5(NODE)=0))
890 /* Accessor macros for the vfield slots in structures. */
892 /* Get the assoc info that caused this vfield to exist. */
893 #define VF_BINFO_VALUE(NODE) TREE_PURPOSE (NODE)
895 /* Get that same information as a _TYPE. */
896 #define VF_BASETYPE_VALUE(NODE) TREE_VALUE (NODE)
898 /* Get the value of the top-most type dominating the non-`normal' vfields. */
899 #define VF_DERIVED_VALUE(NODE) (VF_BINFO_VALUE (NODE) ? BINFO_TYPE (VF_BINFO_VALUE (NODE)) : NULL_TREE)
901 /* Get the value of the top-most type that's `normal' for the vfield. */
902 #define VF_NORMAL_VALUE(NODE) TREE_TYPE (NODE)
904 /* Nonzero for TREE_LIST node means that this list of things
905 is a list of parameters, as opposed to a list of expressions. */
906 #define TREE_PARMLIST(NODE) ((NODE)->common.unsigned_flag) /* overloaded! */
908 /* For FUNCTION_TYPE or METHOD_TYPE, a list of the exceptions that
909 this type can raise. */
910 #define TYPE_RAISES_EXCEPTIONS(NODE) TYPE_NONCOPIED_PARTS (NODE)
912 /* The binding level associated with the namespace. */
913 #define NAMESPACE_LEVEL(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.level)
915 struct lang_decl_flags
917 #ifdef ONLY_INT_FIELDS
920 enum languages language : 8;
923 unsigned operator_attr : 1;
924 unsigned constructor_attr : 1;
925 unsigned returns_first_arg : 1;
926 unsigned preserves_first_arg : 1;
927 unsigned friend_attr : 1;
928 unsigned static_function : 1;
929 unsigned const_memfunc : 1;
930 unsigned volatile_memfunc : 1;
932 unsigned abstract_virtual : 1;
933 unsigned permanent_attr : 1 ;
934 unsigned constructor_for_vbase_attr : 1;
935 unsigned mutable_flag : 1;
936 unsigned is_default_implementation : 1;
937 unsigned saved_inline : 1;
938 unsigned use_template : 2;
940 unsigned c_static : 1;
941 unsigned nonconverting : 1;
942 unsigned declared_inline : 1;
943 unsigned not_really_extern : 1;
948 tree memfunc_pointer_to;
950 struct binding_level *level;
955 struct lang_decl_flags decl_flags;
957 tree main_decl_variant;
958 struct pending_inline *pending_inline_info;
962 /* Non-zero if NODE is a _DECL with TREE_READONLY set. */
963 #define TREE_READONLY_DECL_P(NODE) \
964 (TREE_READONLY (NODE) && TREE_CODE_CLASS (TREE_CODE (NODE)) == 'd')
966 /* Non-zero iff DECL is memory-based. The DECL_RTL of
967 certain const variables might be a CONST_INT, or a REG
968 in some cases. We cannot use `memory_operand' as a test
969 here because on most RISC machines, a variable's address
970 is not, by itself, a legitimate address. */
971 #define DECL_IN_MEMORY_P(NODE) \
972 (DECL_RTL (NODE) != NULL_RTX && GET_CODE (DECL_RTL (NODE)) == MEM)
974 /* For FUNCTION_DECLs: return the language in which this decl
976 #define DECL_LANGUAGE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.language)
978 /* For FUNCTION_DECLs: nonzero means that this function is a constructor. */
979 #define DECL_CONSTRUCTOR_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_attr)
980 /* For FUNCTION_DECLs: nonzero means that this function is a constructor
981 for an object with virtual baseclasses. */
982 #define DECL_CONSTRUCTOR_FOR_VBASE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.constructor_for_vbase_attr)
984 /* For FUNCTION_DECLs: nonzero means that this function is a default
985 implementation of a signature method. */
986 #define IS_DEFAULT_IMPLEMENTATION(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.is_default_implementation)
988 /* For FUNCTION_DECLs: nonzero means that the constructor
989 is known to return a non-zero `this' unchanged. */
990 #define DECL_RETURNS_FIRST_ARG(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.returns_first_arg)
992 /* Nonzero for FUNCTION_DECL means that this constructor is known to
993 not make any assignment to `this', and therefore can be trusted
994 to return it unchanged. Otherwise, we must re-assign `current_class_ptr'
995 after performing base initializations. */
996 #define DECL_PRESERVES_THIS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.preserves_first_arg)
998 /* Nonzero for _DECL means that this decl appears in (or will appear
999 in) as a member in a RECORD_TYPE or UNION_TYPE node. It is also for
1000 detecting circularity in case members are multiply defined. In the
1001 case of a VAR_DECL, it is also used to determine how program storage
1002 should be allocated. */
1003 #define DECL_IN_AGGR_P(NODE) (DECL_LANG_FLAG_3(NODE))
1005 /* Nonzero for FUNCTION_DECL means that this decl is just a
1006 friend declaration, and should not be added to the list of
1007 member functions for this class. */
1008 #define DECL_FRIEND_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.friend_attr)
1010 /* Nonzero for FUNCTION_DECL means that this decl is a static
1012 #define DECL_STATIC_FUNCTION_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.static_function)
1014 /* Nonzero for a class member means that it is shared between all objects
1016 #define SHARED_MEMBER_P(NODE) \
1017 (TREE_CODE (NODE) == VAR_DECL || TREE_CODE (NODE) == TYPE_DECL \
1018 || TREE_CODE (NODE) == CONST_DECL)
1020 /* Nonzero for FUNCTION_DECL means that this decl is a member function
1021 (static or non-static). */
1022 #define DECL_FUNCTION_MEMBER_P(NODE) \
1023 (TREE_CODE (TREE_TYPE (NODE)) == METHOD_TYPE || DECL_STATIC_FUNCTION_P (NODE))
1025 /* Nonzero for FUNCTION_DECL means that this member function
1026 has `this' as const X *const. */
1027 #define DECL_CONST_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.const_memfunc)
1029 /* Nonzero for FUNCTION_DECL means that this member function
1030 has `this' as volatile X *const. */
1031 #define DECL_VOLATILE_MEMFUNC_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.volatile_memfunc)
1033 /* Nonzero for _DECL means that this member object type
1035 #define DECL_MUTABLE_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.mutable_flag)
1037 /* Nonzero for _DECL means that this constructor is a non-converting
1039 #define DECL_NONCONVERTING_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.nonconverting)
1041 /* Nonzero for FUNCTION_DECL means that this member function
1042 exists as part of an abstract class's interface. */
1043 #define DECL_ABSTRACT_VIRTUAL_P(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.abstract_virtual)
1045 /* Nonzero if allocated on permanent_obstack. */
1046 #define LANG_DECL_PERMANENT(LANGDECL) ((LANGDECL)->decl_flags.permanent_attr)
1048 /* The _TYPE context in which this _DECL appears. This field holds the
1049 class where a virtual function instance is actually defined, and the
1050 lexical scope of a friend function defined in a class body. */
1051 #define DECL_CLASS_CONTEXT(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.context)
1052 #define DECL_REAL_CONTEXT(NODE) \
1053 ((TREE_CODE (NODE) == FUNCTION_DECL && DECL_FUNCTION_MEMBER_P (NODE)) \
1054 ? DECL_CLASS_CONTEXT (NODE) : DECL_CONTEXT (NODE))
1056 /* For a FUNCTION_DECL: the chain through which the next method
1057 with the same name is found. We now use TREE_CHAIN to
1058 walk through the methods in order of declaration. */
1060 #define DECL_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->chain)
1062 #define DECL_CHAIN(NODE) (TREE_CHAIN (NODE))
1065 /* In a VAR_DECL for a variable declared in a for statement,
1066 this is the shadowed (local) variable. */
1067 #define DECL_SHADOWED_FOR_VAR(NODE) DECL_RESULT(NODE)
1069 /* Points back to the decl which caused this lang_decl to be allocated. */
1070 #define DECL_MAIN_VARIANT(NODE) (DECL_LANG_SPECIFIC(NODE)->main_decl_variant)
1072 /* For a FUNCTION_DECL: if this function was declared inline inside of
1073 a class declaration, this is where the text for the function is
1075 #define DECL_PENDING_INLINE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->pending_inline_info)
1077 /* True if on the saved_inlines (see decl2.c) list. */
1078 #define DECL_SAVED_INLINE(DECL) \
1079 (DECL_LANG_SPECIFIC(DECL)->decl_flags.saved_inline)
1081 /* For a FUNCTION_DECL: if this function was declared inside a signature
1082 declaration, this is the corresponding member function pointer that was
1084 #define DECL_MEMFUNC_POINTER_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1086 /* For a FIELD_DECL: this points to the signature member function from
1087 which this signature member function pointer was created. */
1088 #define DECL_MEMFUNC_POINTING_TO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.memfunc_pointer_to)
1090 /* For a VAR_DECL or FUNCTION_DECL: template-specific information. */
1091 #define DECL_TEMPLATE_INFO(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.template_info)
1092 #define CLASSTYPE_TEMPLATE_INFO(NODE) (TYPE_LANG_SPECIFIC(NODE)->template_info)
1093 #define TI_TEMPLATE(NODE) (TREE_PURPOSE (NODE))
1094 #define TI_ARGS(NODE) (TREE_VALUE (NODE))
1095 #define TI_USES_TEMPLATE_PARMS(NODE) TREE_LANG_FLAG_0 (NODE)
1096 #define DECL_TI_TEMPLATE(NODE) TI_TEMPLATE (DECL_TEMPLATE_INFO (NODE))
1097 #define DECL_TI_ARGS(NODE) TI_ARGS (DECL_TEMPLATE_INFO (NODE))
1098 #define CLASSTYPE_TI_TEMPLATE(NODE) TI_TEMPLATE (CLASSTYPE_TEMPLATE_INFO (NODE))
1099 #define CLASSTYPE_TI_ARGS(NODE) TI_ARGS (CLASSTYPE_TEMPLATE_INFO (NODE))
1101 #define DECL_SAVED_TREE(NODE) DECL_MEMFUNC_POINTER_TO (NODE)
1102 #define COMPOUND_STMT_NO_SCOPE(NODE) TREE_LANG_FLAG_0 (NODE)
1103 #define NEW_EXPR_USE_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1104 #define DELETE_EXPR_USE_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1105 #define DELETE_EXPR_USE_VEC(NODE) TREE_LANG_FLAG_1 (NODE)
1106 #define LOOKUP_EXPR_GLOBAL(NODE) TREE_LANG_FLAG_0 (NODE)
1108 /* Nonzero in INT_CST means that this int is negative by dint of
1109 using a twos-complement negated operand. */
1110 #define TREE_NEGATED_INT(NODE) (TREE_LANG_FLAG_0 (NODE))
1112 /* Nonzero in any kind of _EXPR or _REF node means that it is a call
1113 to a storage allocation routine. If, later, alternate storage
1114 is found to hold the object, this call can be ignored. */
1115 #define TREE_CALLS_NEW(NODE) (TREE_LANG_FLAG_1 (NODE))
1117 /* Nonzero in any kind of _TYPE that uses multiple inheritance
1118 or virtual baseclasses. */
1119 #define TYPE_USES_COMPLEX_INHERITANCE(NODE) (TREE_LANG_FLAG_1 (NODE))
1122 /* Nonzero in IDENTIFIER_NODE means that this name is not the name the user
1123 gave; it's a DECL_NESTED_TYPENAME. Someone may want to set this on
1124 mangled function names, too, but it isn't currently. */
1125 #define TREE_MANGLED(NODE) (TREE_LANG_FLAG_0 (NODE))
1129 /* Nonzero in IDENTIFIER_NODE means that this name is overloaded, and
1130 should be looked up in a non-standard way. */
1131 #define DECL_OVERLOADED(NODE) (FOO)
1134 /* Nonzero if this (non-TYPE)_DECL has its virtual attribute set.
1135 For a FUNCTION_DECL, this is when the function is a virtual function.
1136 For a VAR_DECL, this is when the variable is a virtual function table.
1137 For a FIELD_DECL, when the field is the field for the virtual function table.
1138 For an IDENTIFIER_NODE, nonzero if any function with this name
1139 has been declared virtual.
1141 For a _TYPE if it uses virtual functions (or is derived from
1143 #define TYPE_VIRTUAL_P(NODE) (TREE_LANG_FLAG_2 (NODE))
1146 /* Same, but tells if this field is private in current context. */
1147 #define DECL_PRIVATE(NODE) (FOO)
1149 /* Same, but tells if this field is private in current context. */
1150 #define DECL_PROTECTED(NODE) (DECL_LANG_FLAG_6 (NODE))
1152 #define DECL_PUBLIC(NODE) (DECL_LANG_FLAG_7 (NODE))
1155 extern int flag_new_for_scope;
1157 /* This flag is true of a local VAR_DECL if it was declared in a for
1158 statement, but we are no longer in the scope of the for. */
1159 #define DECL_DEAD_FOR_LOCAL(NODE) DECL_LANG_FLAG_7 (NODE)
1161 /* This flag is set on a VAR_DECL that is a DECL_DEAD_FOR_LOCAL
1162 if we already emitted a warning about using it. */
1163 #define DECL_ERROR_REPORTED(NODE) DECL_LANG_FLAG_0 (NODE)
1165 /* This _DECL represents a compiler-generated entity. */
1166 #define SET_DECL_ARTIFICIAL(NODE) (DECL_ARTIFICIAL (NODE) = 1)
1168 /* Record whether a typedef for type `int' was actually `signed int'. */
1169 #define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp))
1171 /* Nonzero if the type T promotes to itself.
1172 ANSI C states explicitly the list of types that promote;
1173 in particular, short promotes to int even if they have the same width. */
1174 #define C_PROMOTING_INTEGER_TYPE_P(t) \
1175 (TREE_CODE ((t)) == INTEGER_TYPE \
1176 && (TYPE_MAIN_VARIANT (t) == char_type_node \
1177 || TYPE_MAIN_VARIANT (t) == signed_char_type_node \
1178 || TYPE_MAIN_VARIANT (t) == unsigned_char_type_node \
1179 || TYPE_MAIN_VARIANT (t) == short_integer_type_node \
1180 || TYPE_MAIN_VARIANT (t) == short_unsigned_type_node))
1182 #define INTEGRAL_CODE_P(CODE) \
1183 (CODE == INTEGER_TYPE || CODE == ENUMERAL_TYPE || CODE == BOOLEAN_TYPE)
1184 #define ARITHMETIC_TYPE_P(TYPE) (INTEGRAL_TYPE_P (TYPE) || FLOAT_TYPE_P (TYPE))
1186 /* Mark which labels are explicitly declared.
1187 These may be shadowed, and may be referenced from nested functions. */
1188 #define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
1190 /* Record whether a type or decl was written with nonconstant size.
1191 Note that TYPE_SIZE may have simplified to a constant. */
1192 #define C_TYPE_VARIABLE_SIZE(type) TREE_LANG_FLAG_4 (type)
1193 #define C_DECL_VARIABLE_SIZE(type) DECL_LANG_FLAG_8 (type)
1195 /* Nonzero for _TYPE means that the _TYPE defines
1196 at least one constructor. */
1197 #define TYPE_HAS_CONSTRUCTOR(NODE) (TYPE_LANG_FLAG_1(NODE))
1199 /* When appearing in an INDIRECT_REF, it means that the tree structure
1200 underneath is actually a call to a constructor. This is needed
1201 when the constructor must initialize local storage (which can
1202 be automatically destroyed), rather than allowing it to allocate
1203 space from the heap.
1205 When appearing in a SAVE_EXPR, it means that underneath
1206 is a call to a constructor.
1208 When appearing in a CONSTRUCTOR, it means that it was
1209 a GNU C constructor expression.
1211 When appearing in a FIELD_DECL, it means that this field
1212 has been duly initialized in its constructor. */
1213 #define TREE_HAS_CONSTRUCTOR(NODE) (TREE_LANG_FLAG_4(NODE))
1215 #define EMPTY_CONSTRUCTOR_P(NODE) (TREE_CODE (NODE) == CONSTRUCTOR \
1216 && CONSTRUCTOR_ELTS (NODE) == NULL_TREE)
1218 /* Indicates that a NON_LVALUE_EXPR came from a C++ reference.
1219 Used to generate more helpful error message in case somebody
1220 tries to take its address. */
1221 #define TREE_REFERENCE_EXPR(NODE) (TREE_LANG_FLAG_3(NODE))
1223 /* Nonzero for _TYPE means that the _TYPE defines a destructor. */
1224 #define TYPE_HAS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_2(NODE))
1227 /* Nonzero for _TYPE node means that creating an object of this type
1228 will involve a call to a constructor. This can apply to objects
1229 of ARRAY_TYPE if the type of the elements needs a constructor. */
1230 #define TYPE_NEEDS_CONSTRUCTING(NODE) (TYPE_LANG_FLAG_3(NODE))
1233 /* Nonzero means that an object of this type can not be initialized using
1234 an initializer list. */
1235 #define CLASSTYPE_NON_AGGREGATE(NODE) \
1236 (TYPE_LANG_SPECIFIC (NODE)->type_flags.non_aggregate)
1237 #define TYPE_NON_AGGREGATE_CLASS(NODE) \
1238 (IS_AGGR_TYPE (NODE) && CLASSTYPE_NON_AGGREGATE (NODE))
1240 /* Nonzero if there is a user-defined X::op=(x&) for this class. */
1241 #define TYPE_HAS_REAL_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_real_assign_ref)
1242 #define TYPE_HAS_COMPLEX_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_assign_ref)
1243 #define TYPE_HAS_ABSTRACT_ASSIGN_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_abstract_assign_ref)
1244 #define TYPE_HAS_COMPLEX_INIT_REF(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.has_complex_init_ref)
1246 /* Nonzero for _TYPE node means that destroying an object of this type
1247 will involve a call to a destructor. This can apply to objects
1248 of ARRAY_TYPE is the type of the elements needs a destructor. */
1249 #define TYPE_NEEDS_DESTRUCTOR(NODE) (TYPE_LANG_FLAG_4(NODE))
1251 /* Nonzero for class type means that initialization of this type can use
1253 #define TYPE_HAS_TRIVIAL_INIT_REF(NODE) \
1254 (TYPE_HAS_INIT_REF (NODE) && ! TYPE_HAS_COMPLEX_INIT_REF (NODE))
1256 /* Nonzero for class type means that assignment of this type can use
1258 #define TYPE_HAS_TRIVIAL_ASSIGN_REF(NODE) \
1259 (TYPE_HAS_ASSIGN_REF (NODE) && ! TYPE_HAS_COMPLEX_ASSIGN_REF (NODE))
1261 #define TYPE_PTRMEM_P(NODE) \
1262 (TREE_CODE (NODE) == POINTER_TYPE \
1263 && TREE_CODE (TREE_TYPE (NODE)) == OFFSET_TYPE)
1264 #define TYPE_PTR_P(NODE) \
1265 (TREE_CODE (NODE) == POINTER_TYPE \
1266 && TREE_CODE (TREE_TYPE (NODE)) != OFFSET_TYPE)
1267 #define TYPE_PTROB_P(NODE) \
1268 (TYPE_PTR_P (NODE) && TREE_CODE (TREE_TYPE (NODE)) != FUNCTION_TYPE \
1269 && TREE_CODE (TREE_TYPE (NODE)) != VOID_TYPE)
1270 #define TYPE_PTROBV_P(NODE) \
1271 (TYPE_PTR_P (NODE) && TREE_CODE (TREE_TYPE (NODE)) != FUNCTION_TYPE)
1272 #define TYPE_PTRFN_P(NODE) \
1273 (TREE_CODE (NODE) == POINTER_TYPE \
1274 && TREE_CODE (TREE_TYPE (NODE)) == FUNCTION_TYPE)
1276 /* Nonzero for _TYPE node means that this type is a pointer to member
1278 #define TYPE_PTRMEMFUNC_P(NODE) (TREE_CODE(NODE) == RECORD_TYPE && TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1279 #define TYPE_PTRMEMFUNC_FLAG(NODE) (TYPE_LANG_SPECIFIC(NODE)->type_flags.ptrmemfunc_flag)
1280 /* Get the POINTER_TYPE to the METHOD_TYPE associated with this
1281 pointer to member function. TYPE_PTRMEMFUNC_P _must_ be true,
1282 before using this macro. */
1283 #define TYPE_PTRMEMFUNC_FN_TYPE(NODE) (TREE_TYPE (TYPE_FIELDS (TREE_TYPE (TREE_CHAIN (TREE_CHAIN (TYPE_FIELDS (NODE)))))))
1284 /* These are use to manipulate the the canonical RECORD_TYPE from the
1285 hashed POINTER_TYPE, and can only be used on the POINTER_TYPE. */
1286 #define TYPE_GET_PTRMEMFUNC_TYPE(NODE) ((tree)TYPE_LANG_SPECIFIC(NODE))
1287 #define TYPE_SET_PTRMEMFUNC_TYPE(NODE, VALUE) (TYPE_LANG_SPECIFIC(NODE) = ((struct lang_type *)(void*)(VALUE)))
1288 /* These are to get the delta2 and pfn fields from a TYPE_PTRMEMFUNC_P. */
1289 #define DELTA2_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, NULL_TREE, 0), delta2_identifier, NULL_TREE, 0))
1290 #define PFN_FROM_PTRMEMFUNC(NODE) (build_component_ref (build_component_ref ((NODE), pfn_or_delta2_identifier, NULL_TREE, 0), pfn_identifier, NULL_TREE, 0))
1292 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `extern' was
1293 specified in its declaration. */
1294 #define DECL_THIS_EXTERN(NODE) (DECL_LANG_FLAG_2(NODE))
1296 /* Nonzero for VAR_DECL and FUNCTION_DECL node means that `static' was
1297 specified in its declaration. */
1298 #define DECL_THIS_STATIC(NODE) (DECL_LANG_FLAG_6(NODE))
1300 /* Nonzero for SAVE_EXPR if used to initialize a PARM_DECL. */
1301 #define PARM_DECL_EXPR(NODE) (TREE_LANG_FLAG_2(NODE))
1303 /* Nonzero in FUNCTION_DECL means it is really an operator.
1304 Just used to communicate formatting information to dbxout.c. */
1305 #define DECL_OPERATOR(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.operator_attr)
1307 #define ANON_UNION_P(NODE) (DECL_NAME (NODE) == 0)
1309 #define UNKNOWN_TYPE LANG_TYPE
1311 /* Define fields and accessors for nodes representing declared names. */
1314 /* C++: A derived class may be able to directly use the virtual
1315 function table of a base class. When it does so, it may
1316 still have a decl node used to access the virtual function
1317 table (so that variables of this type can initialize their
1318 virtual function table pointers by name). When such thievery
1319 is committed, know exactly which base class's virtual function
1320 table is the one being stolen. This effectively computes the
1321 transitive closure. */
1322 #define DECL_VPARENT(NODE) ((NODE)->decl.arguments)
1325 #define TYPE_WAS_ANONYMOUS(NODE) (TYPE_LANG_SPECIFIC (NODE)->type_flags.was_anonymous)
1327 /* C++: all of these are overloaded! These apply only to TYPE_DECLs. */
1328 #define DECL_FRIENDLIST(NODE) (DECL_INITIAL (NODE))
1330 /* The DECL_ACCESS is used to record under which context
1331 special access rules apply. */
1332 #define DECL_ACCESS(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.access)
1334 /* C++: all of these are overloaded!
1335 These apply to PARM_DECLs and VAR_DECLs. */
1336 #define DECL_REFERENCE_SLOT(NODE) ((tree)(NODE)->decl.arguments)
1337 #define SET_DECL_REFERENCE_SLOT(NODE,VAL) ((NODE)->decl.arguments=VAL)
1339 /* Accessor macros for C++ template decl nodes. */
1340 #define DECL_TEMPLATE_PARMS(NODE) DECL_ARGUMENTS(NODE)
1341 /* For class templates. */
1342 #define DECL_TEMPLATE_SPECIALIZATIONS(NODE) DECL_SIZE(NODE)
1343 /* For function, method, class-data templates. */
1344 #define DECL_TEMPLATE_RESULT(NODE) DECL_RESULT(NODE)
1345 #define DECL_TEMPLATE_INSTANTIATIONS(NODE) DECL_VINDEX(NODE)
1346 #define DECL_TEMPLATE_INJECT(NODE) DECL_INITIAL(NODE)
1348 #define DECL_FUNCTION_TEMPLATE_P(NODE) \
1349 (TREE_CODE (NODE) == TEMPLATE_DECL \
1350 && TREE_CODE (DECL_TEMPLATE_RESULT (NODE)) == FUNCTION_DECL)
1352 #define PRIMARY_TEMPLATE_P(NODE) \
1353 (TREE_TYPE (DECL_TEMPLATE_PARMS (NODE)) == (NODE))
1355 #define CLASSTYPE_TEMPLATE_LEVEL(NODE) \
1356 (TREE_INT_CST_HIGH (TREE_PURPOSE (CLASSTYPE_TI_TEMPLATE (NODE))))
1358 /* Indicates whether or not (and how) a template was expanded for this
1359 FUNCTION_DECL or VAR_DECL.
1360 0=normal declaration, e.g. int min (int, int);
1361 1=implicit template instantiation
1362 2=explicit template specialization, e.g. int min<int> (int, int);
1363 3=explicit template instantiation, e.g. template int min<int> (int, int); */
1364 #define DECL_USE_TEMPLATE(NODE) (DECL_LANG_SPECIFIC(NODE)->decl_flags.use_template)
1366 #define DECL_TEMPLATE_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) & 1)
1367 #define CLASSTYPE_TEMPLATE_INSTANTIATION(NODE) \
1368 (CLASSTYPE_USE_TEMPLATE (NODE) & 1)
1370 #define DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) == 2)
1371 #define SET_DECL_TEMPLATE_SPECIALIZATION(NODE) (DECL_USE_TEMPLATE (NODE) = 2)
1372 #define CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1373 (CLASSTYPE_USE_TEMPLATE (NODE) == 2)
1374 #define SET_CLASSTYPE_TEMPLATE_SPECIALIZATION(NODE) \
1375 (CLASSTYPE_USE_TEMPLATE (NODE) = 2)
1377 #define DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 1)
1378 #define SET_DECL_IMPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 1)
1379 #define CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1380 (CLASSTYPE_USE_TEMPLATE(NODE) == 1)
1381 #define SET_CLASSTYPE_IMPLICIT_INSTANTIATION(NODE) \
1382 (CLASSTYPE_USE_TEMPLATE(NODE) = 1)
1384 #define DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) == 3)
1385 #define SET_DECL_EXPLICIT_INSTANTIATION(NODE) (DECL_USE_TEMPLATE (NODE) = 3)
1386 #define CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1387 (CLASSTYPE_USE_TEMPLATE(NODE) == 3)
1388 #define SET_CLASSTYPE_EXPLICIT_INSTANTIATION(NODE) \
1389 (CLASSTYPE_USE_TEMPLATE(NODE) = 3)
1391 /* This function may be a guiding decl for a template. */
1392 #define DECL_MAYBE_TEMPLATE(NODE) DECL_LANG_FLAG_4 (NODE)
1393 /* We know what we're doing with this decl now. */
1394 #define DECL_INTERFACE_KNOWN(NODE) DECL_LANG_FLAG_5 (NODE)
1396 /* This decl was declared or deduced to have internal linkage. This is
1397 only meaningful if TREE_PUBLIC is set. */
1398 #define DECL_C_STATIC(NODE) \
1399 (DECL_LANG_SPECIFIC (NODE)->decl_flags.c_static)
1401 /* This function was declared inline. This flag controls the linkage
1402 semantics of 'inline'; whether or not the function is inlined is
1403 controlled by DECL_INLINE. */
1404 #define DECL_THIS_INLINE(NODE) \
1405 (DECL_LANG_SPECIFIC (NODE)->decl_flags.declared_inline)
1407 /* DECL_EXTERNAL must be set on a decl until the decl is actually emitted,
1408 so that assemble_external will work properly. So we have this flag to
1409 tell us whether the decl is really not external. */
1410 #define DECL_NOT_REALLY_EXTERN(NODE) \
1411 (DECL_LANG_SPECIFIC (NODE)->decl_flags.not_really_extern)
1413 #define DECL_REALLY_EXTERN(NODE) \
1414 (DECL_EXTERNAL (NODE) && ! DECL_NOT_REALLY_EXTERN (NODE))
1416 #define DECL_PUBLIC(NODE) \
1417 (TREE_CODE (NODE) == FUNCTION_DECL \
1418 ? ! DECL_C_STATIC (NODE) : TREE_PUBLIC (NODE))
1420 #define THUNK_DELTA(DECL) ((DECL)->decl.frame_size.i)
1422 /* ...and for unexpanded-parameterized-type nodes. */
1423 #define UPT_TEMPLATE(NODE) TREE_PURPOSE(TYPE_VALUES(NODE))
1424 #define UPT_PARMS(NODE) TREE_VALUE(TYPE_VALUES(NODE))
1426 #define builtin_function(NAME, TYPE, CODE, LIBNAME) \
1427 define_function (NAME, TYPE, CODE, (void (*)())pushdecl, LIBNAME)
1429 /* An enumeration of the kind of tags that C++ accepts. */
1430 enum tag_types { record_type, class_type, union_type, enum_type,
1433 /* Zero means prototype weakly, as in ANSI C (no args means nothing).
1434 Each language context defines how this variable should be set. */
1435 extern int strict_prototype;
1436 extern int strict_prototypes_lang_c, strict_prototypes_lang_cplusplus;
1438 /* Non-zero means that if a label exists, and no other identifier
1439 applies, use the value of the label. */
1440 extern int flag_labels_ok;
1442 /* Non-zero means to collect statistics which might be expensive
1443 and to print them when we are done. */
1444 extern int flag_detailed_statistics;
1446 /* Non-zero means warn in function declared in derived class has the
1447 same name as a virtual in the base class, but fails to match the
1448 type signature of any virtual function in the base class. */
1449 extern int warn_overloaded_virtual;
1452 extern void declare_function_name PROTO((void));
1453 extern void decl_attributes PROTO((tree, tree, tree));
1454 extern void init_function_format_info PROTO((void));
1455 extern void record_function_format PROTO((tree, tree, int, int, int));
1456 extern void check_function_format PROTO((tree, tree, tree));
1457 /* Print an error message for invalid operands to arith operation CODE.
1458 NOP_EXPR is used as a special case (see truthvalue_conversion). */
1459 extern void binary_op_error PROTO((enum tree_code));
1460 extern tree cp_build_type_variant PROTO((tree, int, int));
1461 extern void c_expand_expr_stmt PROTO((tree));
1462 /* Validate the expression after `case' and apply default promotions. */
1463 extern tree check_case_value PROTO((tree));
1464 /* Concatenate a list of STRING_CST nodes into one STRING_CST. */
1465 extern tree combine_strings PROTO((tree));
1466 extern void constant_expression_warning PROTO((tree));
1467 extern tree convert_and_check PROTO((tree, tree));
1468 extern void overflow_warning PROTO((tree));
1469 extern void unsigned_conversion_warning PROTO((tree, tree));
1470 /* Read the rest of the current #-directive line. */
1471 extern char *get_directive_line STDIO_PROTO((FILE *));
1472 /* Subroutine of build_binary_op, used for comparison operations.
1473 See if the operands have both been converted from subword integer types
1474 and, if so, perhaps change them both back to their original type. */
1475 extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *));
1476 /* Prepare expr to be an argument of a TRUTH_NOT_EXPR,
1477 or validate its data type for an `if' or `while' statement or ?..: exp. */
1478 extern tree truthvalue_conversion PROTO((tree));
1479 extern tree type_for_mode PROTO((enum machine_mode, int));
1480 extern tree type_for_size PROTO((unsigned, int));
1483 extern tree void_list_node;
1484 extern tree void_zero_node;
1485 extern tree default_function_type;
1486 extern tree vtable_entry_type;
1487 extern tree sigtable_entry_type;
1488 extern tree __t_desc_type_node;
1490 extern tree __tp_desc_type_node;
1492 extern tree __access_mode_type_node;
1493 extern tree __bltn_desc_type_node, __user_desc_type_node;
1494 extern tree __class_desc_type_node, __attr_desc_type_node;
1495 extern tree __ptr_desc_type_node, __func_desc_type_node;
1496 extern tree __ptmf_desc_type_node, __ptmd_desc_type_node;
1497 extern tree type_info_type_node;
1498 extern tree class_star_type_node;
1499 extern tree this_identifier;
1500 extern tree ctor_identifier, dtor_identifier;
1501 extern tree pfn_identifier;
1502 extern tree index_identifier;
1503 extern tree delta_identifier;
1504 extern tree delta2_identifier;
1505 extern tree pfn_or_delta2_identifier;
1506 extern tree tag_identifier;
1507 extern tree vt_off_identifier;
1509 /* A node that is a list (length 1) of error_mark_nodes. */
1510 extern tree error_mark_list;
1512 extern tree ptr_type_node, const_ptr_type_node;
1513 extern tree class_type_node, record_type_node, union_type_node, enum_type_node;
1514 extern tree unknown_type_node;
1515 extern tree opaque_type_node, signature_type_node;
1517 /* Node for "pointer to (virtual) function".
1518 This may be distinct from ptr_type_node so gdb can distinguish them. */
1519 #define vfunc_ptr_type_node \
1520 (flag_vtable_thunks ? vtable_entry_type : ptr_type_node)
1522 /* Array type `(void *)[]' */
1523 extern tree vtbl_type_node;
1524 extern tree delta_type_node;
1526 extern tree long_long_integer_type_node, long_long_unsigned_type_node;
1527 /* For building calls to `delete'. */
1528 extern tree integer_two_node, integer_three_node;
1529 extern tree boolean_type_node, boolean_true_node, boolean_false_node;
1531 extern tree null_node;
1535 extern tree current_template_parms;
1536 extern HOST_WIDE_INT processing_template_decl;
1538 /* The template currently being instantiated, and where the instantiation
1545 struct tinst_level *next;
1548 extern int minimal_parse_mode;
1551 extern tree current_class_name;
1552 extern tree current_class_type;
1553 extern tree previous_class_type;
1555 extern tree current_lang_name, lang_name_cplusplus, lang_name_c;
1557 /* Points to the name of that function. May not be the DECL_NAME
1558 of CURRENT_FUNCTION_DECL due to overloading */
1559 extern tree original_function_name;
1561 extern tree current_class_name, current_class_type;
1562 extern tree current_class_ptr, current_class_ref;
1565 extern tree global_base_init_list;
1566 extern tree current_base_init_list, current_member_init_list;
1568 extern int current_function_just_assigned_this;
1569 extern int current_function_parms_stored;
1571 /* Here's where we control how name mangling takes place. */
1573 #define OPERATOR_ASSIGN_FORMAT "__a%s"
1574 #define OPERATOR_FORMAT "__%s"
1575 #define OPERATOR_TYPENAME_FORMAT "__op"
1576 #define OPERATOR_TYPENAME_P(ID_NODE) \
1577 (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1578 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1579 && IDENTIFIER_POINTER (ID_NODE)[2] == 'o' \
1580 && IDENTIFIER_POINTER (ID_NODE)[3] == 'p')
1583 /* Cannot use '$' up front, because this confuses gdb
1584 (names beginning with '$' are gdb-local identifiers).
1586 Note that all forms in which the '$' is significant are long enough
1587 for direct indexing (meaning that if we know there is a '$'
1588 at a particular location, we can index into the string at
1589 any other location that provides distinguishing characters). */
1591 /* Define NO_DOLLAR_IN_LABEL in your favorite tm file if your assembler
1592 doesn't allow '$' in symbol names. */
1593 #ifndef NO_DOLLAR_IN_LABEL
1597 #define VPTR_NAME "$v"
1598 #define THROW_NAME "$eh_throw"
1599 #define DESTRUCTOR_DECL_PREFIX "_$_"
1600 #define AUTO_VTABLE_NAME "__vtbl$me__"
1601 #define AUTO_TEMP_NAME "_$tmp_"
1602 #define AUTO_TEMP_FORMAT "_$tmp_%d"
1603 #define VTABLE_BASE "$vb"
1604 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt$%s")
1605 #define VFIELD_BASE "$vf"
1606 #define VFIELD_NAME "_vptr$"
1607 #define VFIELD_NAME_FORMAT "_vptr$%s"
1608 #define VBASE_NAME "_vb$"
1609 #define VBASE_NAME_FORMAT "_vb$%s"
1610 #define STATIC_NAME_FORMAT "_%s$%s"
1611 #define ANON_AGGRNAME_FORMAT "$_%d"
1613 #else /* NO_DOLLAR_IN_LABEL */
1615 #ifndef NO_DOT_IN_LABEL
1619 #define VPTR_NAME ".v"
1620 #define THROW_NAME ".eh_throw"
1621 #define DESTRUCTOR_DECL_PREFIX "_._"
1622 #define AUTO_VTABLE_NAME "__vtbl.me__"
1623 #define AUTO_TEMP_NAME "_.tmp_"
1624 #define AUTO_TEMP_FORMAT "_.tmp_%d"
1625 #define VTABLE_BASE ".vb"
1626 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt.%s")
1627 #define VFIELD_BASE ".vf"
1628 #define VFIELD_NAME "_vptr."
1629 #define VFIELD_NAME_FORMAT "_vptr.%s"
1630 #define VBASE_NAME "_vb."
1631 #define VBASE_NAME_FORMAT "_vb.%s"
1632 #define STATIC_NAME_FORMAT "_%s.%s"
1634 #define ANON_AGGRNAME_FORMAT "._%d"
1636 #else /* NO_DOT_IN_LABEL */
1638 #define VPTR_NAME "__vptr"
1639 #define VPTR_NAME_P(ID_NODE) \
1640 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VPTR_NAME, sizeof (VPTR_NAME) - 1))
1641 #define THROW_NAME "__eh_throw"
1642 #define DESTRUCTOR_DECL_PREFIX "__destr_"
1643 #define DESTRUCTOR_NAME_P(ID_NODE) \
1644 (!strncmp (IDENTIFIER_POINTER (ID_NODE), DESTRUCTOR_DECL_PREFIX, \
1645 sizeof (DESTRUCTOR_DECL_PREFIX) - 1))
1646 #define IN_CHARGE_NAME "__in_chrg"
1647 #define AUTO_VTABLE_NAME "__vtbl_me__"
1648 #define AUTO_TEMP_NAME "__tmp_"
1649 #define TEMP_NAME_P(ID_NODE) \
1650 (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, \
1651 sizeof (AUTO_TEMP_NAME) - 1))
1652 #define AUTO_TEMP_FORMAT "__tmp_%d"
1653 #define VTABLE_BASE "__vtb"
1654 #define VTABLE_NAME "__vt_"
1655 #define VTABLE_NAME_FORMAT (flag_vtable_thunks ? "__vt_%s" : "_vt_%s")
1656 #define VTABLE_NAME_P(ID_NODE) \
1657 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VTABLE_NAME, \
1658 sizeof (VTABLE_NAME) - 1))
1659 #define VFIELD_BASE "__vfb"
1660 #define VFIELD_NAME "__vptr_"
1661 #define VFIELD_NAME_P(ID_NODE) \
1662 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, \
1663 sizeof (VFIELD_NAME) - 1))
1664 #define VFIELD_NAME_FORMAT "_vptr_%s"
1665 #define VBASE_NAME "__vb_"
1666 #define VBASE_NAME_P(ID_NODE) \
1667 (!strncmp (IDENTIFIER_POINTER (ID_NODE), VBASE_NAME, \
1668 sizeof (VBASE_NAME) - 1))
1669 #define VBASE_NAME_FORMAT "__vb_%s"
1670 #define STATIC_NAME_FORMAT "__static_%s_%s"
1672 #define ANON_AGGRNAME_PREFIX "__anon_"
1673 #define ANON_AGGRNAME_P(ID_NODE) \
1674 (!strncmp (IDENTIFIER_POINTER (ID_NODE), ANON_AGGRNAME_PREFIX, \
1675 sizeof (ANON_AGGRNAME_PREFIX) - 1))
1676 #define ANON_AGGRNAME_FORMAT "__anon_%d"
1677 #define ANON_PARMNAME_FORMAT "__%d"
1678 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1679 && IDENTIFIER_POINTER (ID_NODE)[1] == '_' \
1680 && IDENTIFIER_POINTER (ID_NODE)[2] <= '9')
1682 #endif /* NO_DOT_IN_LABEL */
1683 #endif /* NO_DOLLAR_IN_LABEL */
1685 #define THIS_NAME "this"
1686 #define DESTRUCTOR_NAME_FORMAT "~%s"
1687 #define FILE_FUNCTION_PREFIX_LEN 9
1688 #define CTOR_NAME "__ct"
1689 #define DTOR_NAME "__dt"
1691 #define IN_CHARGE_NAME "__in_chrg"
1693 #define VTBL_PTR_TYPE "__vtbl_ptr_type"
1694 #define VTABLE_DELTA_NAME "__delta"
1695 #define VTABLE_INDEX_NAME "__index"
1696 #define VTABLE_PFN_NAME "__pfn"
1697 #define VTABLE_DELTA2_NAME "__delta2"
1699 #define SIGNATURE_FIELD_NAME "__s_"
1700 #define SIGNATURE_FIELD_NAME_FORMAT "__s_%s"
1701 #define SIGNATURE_OPTR_NAME "__optr"
1702 #define SIGNATURE_SPTR_NAME "__sptr"
1703 #define SIGNATURE_POINTER_NAME "__sp_"
1704 #define SIGNATURE_POINTER_NAME_FORMAT "__%s%ssp_%s"
1705 #define SIGNATURE_REFERENCE_NAME "__sr_"
1706 #define SIGNATURE_REFERENCE_NAME_FORMAT "__%s%ssr_%s"
1708 #define SIGTABLE_PTR_TYPE "__sigtbl_ptr_type"
1709 #define SIGTABLE_NAME_FORMAT "__st_%s_%s"
1710 #define SIGTABLE_NAME_FORMAT_LONG "__st_%s_%s_%d"
1711 #define SIGTABLE_TAG_NAME "__tag"
1712 #define SIGTABLE_VB_OFF_NAME "__vb_off"
1713 #define SIGTABLE_VT_OFF_NAME "__vt_off"
1714 #define EXCEPTION_CLEANUP_NAME "exception cleanup"
1716 #define THIS_NAME_P(ID_NODE) (strcmp(IDENTIFIER_POINTER (ID_NODE), "this") == 0)
1718 #if !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL)
1720 #define VPTR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
1721 && IDENTIFIER_POINTER (ID_NODE)[1] == 'v')
1722 #define DESTRUCTOR_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == JOINER \
1723 && IDENTIFIER_POINTER (ID_NODE)[2] == '_')
1725 #define VTABLE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1726 && IDENTIFIER_POINTER (ID_NODE)[2] == 't' \
1727 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
1729 #define VBASE_NAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[1] == 'v' \
1730 && IDENTIFIER_POINTER (ID_NODE)[2] == 'b' \
1731 && IDENTIFIER_POINTER (ID_NODE)[3] == JOINER)
1733 #define TEMP_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), AUTO_TEMP_NAME, sizeof (AUTO_TEMP_NAME)-1))
1734 #define VFIELD_NAME_P(ID_NODE) (!strncmp (IDENTIFIER_POINTER (ID_NODE), VFIELD_NAME, sizeof(VFIELD_NAME)-1))
1736 /* For anonymous aggregate types, we need some sort of name to
1737 hold on to. In practice, this should not appear, but it should
1738 not be harmful if it does. */
1739 #define ANON_AGGRNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == JOINER \
1740 && IDENTIFIER_POINTER (ID_NODE)[1] == '_')
1741 #define ANON_PARMNAME_FORMAT "_%d"
1742 #define ANON_PARMNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '_' \
1743 && IDENTIFIER_POINTER (ID_NODE)[1] <= '9')
1744 #endif /* !defined(NO_DOLLAR_IN_LABEL) || !defined(NO_DOT_IN_LABEL) */
1746 /* Define the sets of attributes that member functions and baseclasses
1747 can have. These are sensible combinations of {public,private,protected}
1748 cross {virtual,non-virtual}. */
1751 extern tree access_default_node; /* 0 */
1752 extern tree access_public_node; /* 1 */
1753 extern tree access_protected_node; /* 2 */
1754 extern tree access_private_node; /* 3 */
1755 extern tree access_default_virtual_node; /* 4 */
1756 extern tree access_public_virtual_node; /* 5 */
1757 extern tree access_private_virtual_node; /* 6 */
1759 /* Things for handling inline functions. */
1761 struct pending_inline
1763 struct pending_inline *next; /* pointer to next in chain */
1764 int lineno; /* line number we got the text from */
1765 char *filename; /* name of file we were processing */
1766 tree fndecl; /* FUNCTION_DECL that brought us here */
1767 int token; /* token we were scanning */
1768 int token_value; /* value of token we were scanning (YYSTYPE) */
1770 char *buf; /* pointer to character stream */
1771 int len; /* length of stream */
1772 unsigned int can_free : 1; /* free this after we're done with it? */
1773 unsigned int deja_vu : 1; /* set iff we don't want to see it again. */
1774 unsigned int interface : 2; /* 0=interface 1=unknown 2=implementation */
1778 extern struct pending_inline *pending_inlines;
1780 /* 1 for -fall-virtual: make every member function (except
1781 constructors) lay down in the virtual function table.
1782 Calls can then either go through the virtual function table or not,
1783 depending on whether we know what function will actually be called. */
1785 extern int flag_all_virtual;
1787 /* Positive values means that we cannot make optimizing assumptions about
1788 `this'. Negative values means we know `this' to be of static type. */
1790 extern int flag_this_is_variable;
1792 /* Controls whether enums and ints freely convert.
1793 1 means with complete freedom.
1794 0 means enums can convert to ints, but not vice-versa. */
1796 extern int flag_int_enum_equivalence;
1798 /* Nonzero means generate 'rtti' that give run-time type information. */
1800 extern int flag_rtti;
1802 /* Nonzero means do emit exported implementations of functions even if
1803 they can be inlined. */
1805 extern int flag_implement_inlines;
1807 /* Nonzero means templates obey #pragma interface and implementation. */
1809 extern int flag_external_templates;
1811 /* Nonzero means templates are emitted where they are instantiated. */
1813 extern int flag_alt_external_templates;
1815 /* Nonzero means implicit template instantiations are emitted. */
1817 extern int flag_implicit_templates;
1819 /* Nonzero if we want to emit defined symbols with common-like linkage as
1820 weak symbols where possible, in order to conform to C++ semantics.
1821 Otherwise, emit them as local symbols. */
1823 extern int flag_weak;
1825 /* Nonzero if we're done parsing and into end-of-file activities. */
1829 enum overload_flags { NO_SPECIAL = 0, DTOR_FLAG, OP_FLAG, TYPENAME_FLAG };
1831 /* The following two can be derived from the previous one */
1832 extern tree current_class_name; /* IDENTIFIER_NODE: name of current class */
1833 extern tree current_class_type; /* _TYPE: the type of the current class */
1835 /* Some macros for char-based bitfields. */
1836 #define B_SET(a,x) (a[x>>3] |= (1 << (x&7)))
1837 #define B_CLR(a,x) (a[x>>3] &= ~(1 << (x&7)))
1838 #define B_TST(a,x) (a[x>>3] & (1 << (x&7)))
1840 /* These are uses as bits in flags passed to build_method_call
1841 to control its error reporting behavior.
1843 LOOKUP_PROTECT means flag access violations.
1844 LOOKUP_COMPLAIN mean complain if no suitable member function
1845 matching the arguments is found.
1846 LOOKUP_NORMAL is just a combination of these two.
1847 LOOKUP_NONVIRTUAL means make a direct call to the member function found
1848 LOOKUP_GLOBAL means search through the space of overloaded functions,
1849 as well as the space of member functions.
1850 LOOKUP_HAS_IN_CHARGE means that the "in charge" variable is already
1851 in the parameter list.
1852 LOOKUP_ONLYCONVERTING means that non-conversion constructors are not tried.
1853 DIRECT_BIND means that if a temporary is created, it should be created so
1854 that it lives as long as the current variable bindings; otherwise it
1855 only lives until the end of the complete-expression.
1856 LOOKUP_SPECULATIVELY means return NULL_TREE if we cannot find what we are
1857 after. Note, LOOKUP_COMPLAIN is checked and error messages printed
1858 before LOOKUP_SPECULATIVELY is checked.
1859 LOOKUP_NO_CONVERSION means that user-defined conversions are not
1860 permitted. Built-in conversions are permitted.
1861 LOOKUP_DESTRUCTOR means explicit call to destructor.
1862 LOOKUP_NO_TEMP_BIND means temporaries will not be bound to references. */
1864 #define LOOKUP_PROTECT (1)
1865 #define LOOKUP_COMPLAIN (2)
1866 #define LOOKUP_NORMAL (3)
1867 /* #define LOOKUP_UNUSED (4) */
1868 #define LOOKUP_NONVIRTUAL (8)
1869 #define LOOKUP_GLOBAL (16)
1870 #define LOOKUP_HAS_IN_CHARGE (32)
1871 #define LOOKUP_SPECULATIVELY (64)
1872 #define LOOKUP_ONLYCONVERTING (128)
1873 #define DIRECT_BIND (256)
1874 #define LOOKUP_NO_CONVERSION (512)
1875 #define LOOKUP_DESTRUCTOR (512)
1876 #define LOOKUP_NO_TEMP_BIND (1024)
1878 /* These flags are used by the conversion code.
1879 CONV_IMPLICIT : Perform implicit conversions (standard and user-defined).
1880 CONV_STATIC : Perform the explicit conversions for static_cast.
1881 CONV_CONST : Perform the explicit conversions for const_cast.
1882 CONV_REINTERPRET: Perform the explicit conversions for reinterpret_cast.
1883 CONV_PRIVATE : Perform upcasts to private bases.
1884 CONV_NONCONVERTING : Allow non-converting constructors to be used.
1885 CONV_FORCE_TEMP : Require a new temporary when converting to the same
1888 #define CONV_IMPLICIT 1
1889 #define CONV_STATIC 2
1890 #define CONV_CONST 4
1891 #define CONV_REINTERPRET 8
1892 #define CONV_PRIVATE 16
1893 #define CONV_NONCONVERTING 32
1894 #define CONV_FORCE_TEMP 64
1895 #define CONV_STATIC_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_FORCE_TEMP)
1896 #define CONV_OLD_CONVERT (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
1898 #define CONV_C_CAST (CONV_IMPLICIT | CONV_STATIC | CONV_CONST \
1899 | CONV_REINTERPRET | CONV_PRIVATE | CONV_FORCE_TEMP)
1901 /* Used by build_expr_type_conversion to indicate which types are
1902 acceptable as arguments to the expression under consideration. */
1904 #define WANT_INT 1 /* integer types, including bool */
1905 #define WANT_FLOAT 2 /* floating point types */
1906 #define WANT_ENUM 4 /* enumerated types */
1907 #define WANT_POINTER 8 /* pointer types */
1908 #define WANT_NULL 16 /* null pointer constant */
1910 #define WANT_ARITH (WANT_INT | WANT_FLOAT)
1912 /* Anatomy of a DECL_FRIENDLIST (which is a TREE_LIST):
1913 purpose = friend name (IDENTIFIER_NODE);
1914 value = TREE_LIST of FUNCTION_DECLS;
1915 chain, type = EMPTY; */
1916 #define FRIEND_NAME(LIST) (TREE_PURPOSE (LIST))
1917 #define FRIEND_DECLS(LIST) (TREE_VALUE (LIST))
1919 /* These macros are for accessing the fields of TEMPLATE...PARM nodes. */
1920 #define TEMPLATE_TYPE_IDX(NODE) TREE_INT_CST_LOW (TYPE_FIELDS (NODE))
1921 #define TEMPLATE_TYPE_LEVEL(NODE) TREE_INT_CST_HIGH (TYPE_FIELDS (NODE))
1922 #define TEMPLATE_TYPE_SET_INFO(NODE,I,L) \
1923 (TYPE_FIELDS (NODE) = build_int_2 (I, L))
1924 #define TEMPLATE_CONST_IDX(NODE) (TREE_INT_CST_LOW(NODE))
1925 #define TEMPLATE_CONST_LEVEL(NODE) (TREE_INT_CST_HIGH(NODE))
1926 #define TEMPLATE_CONST_SET_INFO(NODE,I,L) \
1927 (TEMPLATE_CONST_IDX (NODE) = I, TEMPLATE_CONST_LEVEL (NODE) = L)
1930 /* Indexed by TREE_CODE, these tables give C-looking names to
1931 operators represented by TREE_CODES. For example,
1932 opname_tab[(int) MINUS_EXPR] == "-". */
1933 extern char **opname_tab, **assignop_tab;
1936 extern tree convert_and_check PROTO((tree, tree));
1937 extern void overflow_warning PROTO((tree));
1938 extern void unsigned_conversion_warning PROTO((tree, tree));
1941 extern struct candidate *ansi_c_bullshit;
1943 extern int rank_for_overload PROTO((struct candidate *, struct candidate *));
1944 extern int can_convert PROTO((tree, tree));
1945 extern int can_convert_arg PROTO((tree, tree, tree));
1946 extern void compute_conversion_costs PROTO((tree, tree, struct candidate *, int));
1947 extern int get_arglist_len_in_bytes PROTO((tree));
1948 extern tree build_vfield_ref PROTO((tree, tree));
1949 extern tree find_scoped_type PROTO((tree, tree, tree));
1950 extern tree resolve_scope_to_name PROTO((tree, tree));
1951 extern tree build_call PROTO((tree, tree, tree));
1952 extern tree build_addr_func PROTO((tree));
1953 extern tree build_scoped_method_call PROTO((tree, tree, tree, tree));
1954 extern tree build_method_call PROTO((tree, tree, tree, tree, int));
1955 extern tree build_overload_call_real PROTO((tree, tree, int, struct candidate *, int));
1956 extern tree build_overload_call PROTO((tree, tree, int));
1957 extern tree build_new_method_call PROTO((tree, tree, tree, tree, int));
1958 extern tree build_new_function_call PROTO((tree, tree, tree));
1959 extern tree build_new_op PROTO((enum tree_code, int, tree, tree, tree));
1962 extern tree build_vbase_pointer PROTO((tree, tree));
1963 extern tree build_vbase_path PROTO((enum tree_code, tree, tree, tree, int));
1964 extern tree build_vtable_entry PROTO((tree, tree));
1965 extern tree build_vtbl_ref PROTO((tree, tree));
1966 extern tree build_vfn_ref PROTO((tree *, tree, tree));
1967 extern void add_method PROTO((tree, tree *, tree));
1968 extern tree get_vfield_offset PROTO((tree));
1969 extern void duplicate_tag_error PROTO((tree));
1970 extern tree finish_struct PROTO((tree, tree, tree, int));
1971 extern tree finish_struct_1 PROTO((tree, int));
1972 extern tree finish_struct_methods PROTO((tree, tree, int));
1973 extern int resolves_to_fixed_type_p PROTO((tree, int *));
1974 extern void init_class_processing PROTO((void));
1975 extern void pushclass PROTO((tree, int));
1976 extern void popclass PROTO((int));
1977 extern void push_nested_class PROTO((tree, int));
1978 extern void pop_nested_class PROTO((int));
1979 extern void push_lang_context PROTO((tree));
1980 extern void pop_lang_context PROTO((void));
1981 extern int root_lang_context_p PROTO((void));
1982 extern tree instantiate_type PROTO((tree, tree, int));
1983 extern void print_class_statistics PROTO((void));
1984 extern void maybe_push_cache_obstack PROTO((void));
1985 extern unsigned HOST_WIDE_INT skip_rtti_stuff PROTO((tree *));
1986 extern tree build_self_reference PROTO((void));
1989 extern tree convert_to_reference PROTO((tree, tree, int, int, tree));
1990 extern tree convert_from_reference PROTO((tree));
1991 extern tree convert_to_aggr PROTO((tree, tree, char **, int));
1992 extern tree convert_pointer_to PROTO((tree, tree));
1993 extern tree convert_pointer_to_real PROTO((tree, tree));
1994 extern tree convert_pointer_to_vbase PROTO((tree, tree));
1995 extern tree convert PROTO((tree, tree));
1996 extern tree cp_convert PROTO((tree, tree, int, int));
1997 extern tree convert_force PROTO((tree, tree, int));
1998 extern tree build_type_conversion PROTO((enum tree_code, tree, tree, int));
1999 extern tree build_expr_type_conversion PROTO((int, tree, int));
2000 extern int build_default_binary_type_conversion PROTO((enum tree_code, tree *, tree *));
2001 extern tree type_promotes_to PROTO((tree));
2004 extern int global_bindings_p PROTO((void));
2005 extern int toplevel_bindings_p PROTO((void));
2006 extern void keep_next_level PROTO((void));
2007 extern int kept_level_p PROTO((void));
2008 extern void declare_parm_level PROTO((void));
2009 extern void declare_implicit_exception PROTO((void));
2010 extern int have_exceptions_p PROTO((void));
2011 extern void declare_pseudo_global_level PROTO((void));
2012 extern int pseudo_global_level_p PROTO((void));
2013 extern void pushlevel PROTO((int));
2014 extern void pushlevel_temporary PROTO((int));
2015 extern tree poplevel PROTO((int, int, int));
2016 extern void delete_block PROTO((tree));
2017 extern void insert_block PROTO((tree));
2018 extern void add_block_current_level PROTO((tree));
2019 extern void set_block PROTO((tree));
2020 extern void pushlevel_class PROTO((void));
2021 extern tree poplevel_class PROTO((int));
2022 /* skip print_other_binding_stack and print_binding_level */
2023 extern void print_binding_stack PROTO((void));
2024 extern void push_to_top_level PROTO((void));
2025 extern void pop_from_top_level PROTO((void));
2026 extern void set_identifier_type_value PROTO((tree, tree));
2027 extern void pop_everything PROTO((void));
2028 extern tree make_type_decl PROTO((tree, tree));
2029 extern void pushtag PROTO((tree, tree, int));
2030 extern tree make_anon_name PROTO((void));
2031 extern void clear_anon_tags PROTO((void));
2032 extern tree pushdecl PROTO((tree));
2033 extern tree pushdecl_top_level PROTO((tree));
2034 extern void push_class_level_binding PROTO((tree, tree));
2035 extern void push_overloaded_decl_top_level PROTO((tree, int));
2036 extern tree pushdecl_class_level PROTO((tree));
2037 extern void pushdecl_nonclass_level PROTO((tree));
2038 extern int overloaded_globals_p PROTO((tree));
2039 extern tree push_overloaded_decl PROTO((tree, int));
2040 extern tree implicitly_declare PROTO((tree));
2041 extern tree lookup_label PROTO((tree));
2042 extern tree shadow_label PROTO((tree));
2043 extern tree define_label PROTO((char *, int, tree));
2044 extern void define_case_label PROTO((tree));
2045 extern tree getdecls PROTO((void));
2046 extern tree gettags PROTO((void));
2047 extern void set_current_level_tags_transparency PROTO((int));
2048 extern tree typedecl_for_tag PROTO((tree));
2049 extern tree lookup_name PROTO((tree, int));
2050 extern tree lookup_namespace_name PROTO((tree, tree));
2051 extern tree lookup_name_current_level PROTO((tree));
2052 extern void init_decl_processing PROTO((void));
2053 extern int init_type_desc PROTO((void));
2054 /* skipped define_function */
2055 extern void shadow_tag PROTO((tree));
2056 extern int grok_ctor_properties PROTO((tree, tree));
2057 extern tree groktypename PROTO((tree));
2058 extern tree start_decl PROTO((tree, tree, int));
2059 extern void cp_finish_decl PROTO((tree, tree, tree, int, int));
2060 extern void expand_static_init PROTO((tree, tree));
2061 extern int complete_array_type PROTO((tree, tree, int));
2062 extern tree build_ptrmemfunc_type PROTO((tree));
2063 /* the grokdeclarator prototype is in decl.h */
2064 extern int parmlist_is_exprlist PROTO((tree));
2065 extern tree xref_tag PROTO((tree, tree, tree, int));
2066 extern tree xref_tag_from_type PROTO((tree, tree, int));
2067 extern void xref_basetypes PROTO((tree, tree, tree, tree));
2068 extern tree start_enum PROTO((tree));
2069 extern tree finish_enum PROTO((tree, tree));
2070 extern tree build_enumerator PROTO((tree, tree));
2071 extern tree grok_enum_decls PROTO((tree, tree));
2072 extern int start_function PROTO((tree, tree, tree, int));
2073 extern void store_parm_decls PROTO((void));
2074 extern void expand_start_early_try_stmts PROTO((void));
2075 extern void store_in_parms PROTO((struct rtx_def *));
2076 extern void store_return_init PROTO((tree, tree));
2077 extern void finish_function PROTO((int, int, int));
2078 extern tree start_method PROTO((tree, tree));
2079 extern tree finish_method PROTO((tree));
2080 extern void hack_incomplete_structures PROTO((tree));
2081 extern tree maybe_build_cleanup PROTO((tree));
2082 extern tree maybe_build_cleanup_and_delete PROTO((tree));
2083 extern void cplus_expand_expr_stmt PROTO((tree));
2084 extern void finish_stmt PROTO((void));
2085 extern void pop_implicit_try_blocks PROTO((tree));
2086 extern void push_exception_cleanup PROTO((tree));
2087 extern void revert_static_member_fn PROTO((tree *, tree *, tree *));
2088 extern int id_in_current_class PROTO((tree));
2089 extern void push_cp_function_context PROTO((tree));
2090 extern void pop_cp_function_context PROTO((tree));
2091 extern void grok_op_properties PROTO((tree, int, int));
2094 extern int flag_assume_nonnull_objects;
2096 extern int lang_decode_option PROTO((char *));
2097 extern tree grok_method_quals PROTO((tree, tree, tree));
2098 extern void grokclassfn PROTO((tree, tree, tree, enum overload_flags, tree));
2099 extern tree grok_alignof PROTO((tree));
2100 extern tree grok_array_decl PROTO((tree, tree));
2101 extern tree delete_sanity PROTO((tree, tree, int, int));
2102 extern tree check_classfn PROTO((tree, tree));
2103 extern tree grokfield PROTO((tree, tree, tree, tree, tree));
2104 extern tree grokbitfield PROTO((tree, tree, tree));
2105 extern tree groktypefield PROTO((tree, tree));
2106 extern tree grokoptypename PROTO((tree, tree));
2107 extern int copy_assignment_arg_p PROTO((tree, int));
2108 extern void cplus_decl_attributes PROTO((tree, tree, tree));
2109 extern tree constructor_name_full PROTO((tree));
2110 extern tree constructor_name PROTO((tree));
2111 extern void setup_vtbl_ptr PROTO((void));
2112 extern void mark_inline_for_output PROTO((tree));
2113 extern void clear_temp_name PROTO((void));
2114 extern tree get_temp_name PROTO((tree, int));
2115 extern tree get_temp_regvar PROTO((tree, tree));
2116 extern void finish_anon_union PROTO((tree));
2117 extern tree finish_table PROTO((tree, tree, tree, int));
2118 extern void finish_builtin_type PROTO((tree, char *, tree *, int, tree));
2119 extern tree coerce_new_type PROTO((tree));
2120 extern tree coerce_delete_type PROTO((tree));
2121 extern void import_export_vtable PROTO((tree, tree, int));
2122 extern int finish_prevtable_vardecl PROTO((tree, tree));
2123 extern int walk_vtables PROTO((void (*)(), int (*)()));
2124 extern void walk_sigtables PROTO((void (*)(), void (*)()));
2125 extern void finish_file PROTO((void));
2126 extern void warn_if_unknown_interface PROTO((tree));
2127 extern tree grok_x_components PROTO((tree, tree));
2128 extern tree reparse_absdcl_as_expr PROTO((tree, tree));
2129 extern tree reparse_absdcl_as_casts PROTO((tree, tree));
2130 extern tree build_expr_from_tree PROTO((tree));
2131 extern tree reparse_decl_as_expr PROTO((tree, tree));
2132 extern tree finish_decl_parsing PROTO((tree));
2133 extern tree lookup_name_nonclass PROTO((tree));
2134 extern tree check_cp_case_value PROTO((tree));
2135 extern void do_toplevel_using_decl PROTO((tree));
2136 extern tree do_class_using_decl PROTO((tree));
2137 extern tree current_namespace_id PROTO((tree));
2138 extern tree get_namespace_id PROTO((void));
2139 extern void check_default_args PROTO((tree));
2140 extern void mark_used PROTO((tree));
2143 extern void expand_exception_blocks PROTO((void));
2144 extern void start_catch_block PROTO((tree, tree));
2145 extern void end_catch_block PROTO((void));
2146 extern void expand_throw PROTO((tree));
2147 extern tree build_throw PROTO((tree));
2148 extern void init_exception_processing PROTO((void));
2149 extern void expand_builtin_throw PROTO((void));
2150 extern void expand_start_eh_spec PROTO((void));
2151 extern tree build_cleanup PROTO((tree));
2152 extern tree start_anon_func PROTO((void));
2155 /* skip cplus_expand_expr */
2156 extern void init_cplus_expand PROTO((void));
2157 extern void fixup_result_decl PROTO((tree, struct rtx_def *));
2160 extern void init_repo PROTO((char*));
2161 extern void finish_repo PROTO((void));
2164 extern tree get_tinfo_fn PROTO((tree));
2165 extern tree get_tinfo_fn_dynamic PROTO((tree));
2166 extern tree build_typeid PROTO((tree));
2167 extern tree build_x_typeid PROTO((tree));
2168 extern tree get_typeid PROTO((tree));
2169 extern tree build_dynamic_cast PROTO((tree, tree));
2172 extern void emit_base_init PROTO((tree, int));
2173 extern void check_base_init PROTO((tree));
2174 extern void expand_direct_vtbls_init PROTO((tree, tree, int, int, tree));
2175 extern void do_member_init PROTO((tree, tree, tree));
2176 extern void expand_member_init PROTO((tree, tree, tree));
2177 extern void expand_aggr_init PROTO((tree, tree, int, int));
2178 extern int is_aggr_typedef PROTO((tree, int));
2179 extern int is_aggr_type PROTO((tree, int));
2180 extern tree get_aggr_from_typedef PROTO((tree, int));
2181 extern tree get_type_value PROTO((tree));
2182 extern tree build_member_call PROTO((tree, tree, tree));
2183 extern tree build_offset_ref PROTO((tree, tree));
2184 extern tree get_member_function_from_ptrfunc PROTO((tree *, tree));
2185 extern tree resolve_offset_ref PROTO((tree));
2186 extern tree decl_constant_value PROTO((tree));
2187 extern int is_friend_type PROTO((tree, tree));
2188 extern int is_friend PROTO((tree, tree));
2189 extern void make_friend_class PROTO((tree, tree));
2190 extern tree do_friend PROTO((tree, tree, tree, tree, enum overload_flags, tree, int));
2191 extern void embrace_waiting_friends PROTO((tree));
2192 extern tree build_builtin_call PROTO((tree, tree, tree));
2193 extern tree build_new PROTO((tree, tree, tree, int));
2194 extern tree expand_vec_init PROTO((tree, tree, tree, tree, int));
2195 extern tree build_x_delete PROTO((tree, tree, int, tree));
2196 extern tree build_delete PROTO((tree, tree, tree, int, int));
2197 extern tree build_vbase_delete PROTO((tree, tree));
2198 extern tree build_vec_delete PROTO((tree, tree, tree, tree, int));
2203 extern tree make_pointer_declarator PROTO((tree, tree));
2204 extern tree make_reference_declarator PROTO((tree, tree));
2205 extern tree make_call_declarator PROTO((tree, tree, tree, tree));
2206 extern void set_quals_and_spec PROTO((tree, tree, tree));
2207 extern char *operator_name_string PROTO((tree));
2208 extern void lang_init PROTO((void));
2209 extern void lang_finish PROTO((void));
2210 extern void init_filename_times PROTO((void));
2211 extern void reinit_lang_specific PROTO((void));
2212 extern void init_lex PROTO((void));
2213 extern void reinit_parse_for_function PROTO((void));
2214 extern int *init_parse PROTO((void));
2215 extern void print_parse_statistics PROTO((void));
2216 extern void extract_interface_info PROTO((void));
2217 extern int set_vardecl_interface_info PROTO((tree, tree));
2218 extern void do_pending_inlines PROTO((void));
2219 extern void process_next_inline PROTO((tree));
2220 /* skip restore_pending_input */
2221 extern void yyungetc PROTO((int, int));
2222 extern void reinit_parse_for_method PROTO((int, tree));
2224 extern void reinit_parse_for_block PROTO((int, struct obstack *, int));
2226 extern tree cons_up_default_function PROTO((tree, tree, int));
2227 extern void check_for_missing_semicolon PROTO((tree));
2228 extern void note_got_semicolon PROTO((tree));
2229 extern void note_list_got_semicolon PROTO((tree));
2230 extern int check_newline PROTO((void));
2231 extern void dont_see_typename PROTO((void));
2232 extern int identifier_type PROTO((tree));
2233 extern void see_typename PROTO((void));
2234 extern tree do_identifier PROTO((tree, int));
2235 extern tree do_scoped_id PROTO((tree, int));
2236 extern tree identifier_typedecl_value PROTO((tree));
2237 extern int real_yylex PROTO((void));
2238 extern tree build_lang_decl PROTO((enum tree_code, tree, tree));
2239 extern tree build_lang_field_decl PROTO((enum tree_code, tree, tree));
2240 extern void copy_lang_decl PROTO((tree));
2241 extern tree make_lang_type PROTO((enum tree_code));
2242 extern void copy_decl_lang_specific PROTO((tree));
2243 extern void dump_time_statistics PROTO((void));
2244 /* extern void compiler_error PROTO((char *, HOST_WIDE_INT, HOST_WIDE_INT)); */
2245 extern void yyerror PROTO((char *));
2248 extern void cp_error ();
2249 extern void cp_error_at ();
2250 extern void cp_warning ();
2251 extern void cp_warning_at ();
2252 extern void cp_pedwarn ();
2253 extern void cp_pedwarn_at ();
2254 extern void cp_compiler_error ();
2255 extern void cp_sprintf ();
2258 extern void init_error PROTO((void));
2259 extern char *fndecl_as_string PROTO((tree, int));
2260 extern char *type_as_string PROTO((tree, int));
2261 extern char *args_as_string PROTO((tree, int));
2262 extern char *decl_as_string PROTO((tree, int));
2263 extern char *expr_as_string PROTO((tree, int));
2264 extern char *code_as_string PROTO((enum tree_code, int));
2265 extern char *language_as_string PROTO((enum languages, int));
2266 extern char *parm_as_string PROTO((int, int));
2267 extern char *op_as_string PROTO((enum tree_code, int));
2268 extern char *assop_as_string PROTO((enum tree_code, int));
2269 extern char *cv_as_string PROTO((tree, int));
2272 extern void init_method PROTO((void));
2273 extern tree make_anon_parm_name PROTO((void));
2274 extern void clear_anon_parm_name PROTO((void));
2275 extern void do_inline_function_hair PROTO((tree, tree));
2276 /* skip report_type_mismatch */
2277 extern char *build_overload_name PROTO((tree, int, int));
2278 extern tree build_static_name PROTO((tree, tree));
2279 extern tree cplus_exception_name PROTO((tree));
2280 extern tree build_decl_overload PROTO((tree, tree, int));
2281 extern tree build_typename_overload PROTO((tree));
2282 extern tree build_overload_with_type PROTO((tree, tree));
2283 extern tree build_opfncall PROTO((enum tree_code, int, tree, tree, tree));
2284 extern tree hack_identifier PROTO((tree, tree));
2285 extern tree build_component_type_expr PROTO((tree, tree, tree, int));
2286 extern tree make_thunk PROTO((tree, int));
2287 extern void synthesize_method PROTO((tree));
2290 extern tree tsubst PROTO ((tree, tree*, int, tree));
2291 extern tree tsubst_expr PROTO ((tree, tree*, int, tree));
2292 extern tree tsubst_copy PROTO ((tree, tree*, int, tree));
2293 extern tree tsubst_chain PROTO((tree, tree));
2294 extern void begin_template_parm_list PROTO((void));
2295 extern tree process_template_parm PROTO((tree, tree));
2296 extern tree end_template_parm_list PROTO((tree));
2297 extern void end_template_decl PROTO((void));
2298 extern tree current_template_args PROTO((void));
2299 extern void push_template_decl PROTO((tree));
2300 extern tree lookup_template_class PROTO((tree, tree, tree));
2301 extern int uses_template_parms PROTO((tree));
2302 extern tree instantiate_class_template PROTO((tree));
2303 extern tree instantiate_template PROTO((tree, tree *));
2304 extern void overload_template_name PROTO((tree));
2305 extern int type_unification PROTO((tree, tree *, tree, tree, int *, int, int));
2306 struct tinst_level *tinst_for_decl PROTO((void));
2307 extern void mark_decl_instantiated PROTO((tree, int));
2308 extern void mark_class_instantiated PROTO((tree, int));
2309 extern void do_function_instantiation PROTO((tree, tree, tree));
2310 extern void do_type_instantiation PROTO((tree, tree));
2311 extern tree make_typename_type PROTO((tree, tree));
2312 extern tree instantiate_decl PROTO((tree));
2313 extern tree classtype_mangled_name PROTO((tree));
2314 extern tree lookup_nested_type_by_name PROTO((tree, tree));
2315 extern tree do_poplevel PROTO((void));
2316 extern tree *get_bindings PROTO((tree, tree));
2319 extern void push_memoized_context PROTO((tree, int));
2320 extern void pop_memoized_context PROTO((int));
2321 extern tree get_binfo PROTO((tree, tree, int));
2322 extern int get_base_distance PROTO((tree, tree, int, tree *));
2323 extern tree compute_access PROTO((tree, tree));
2324 extern tree lookup_field PROTO((tree, tree, int, int));
2325 extern tree lookup_nested_field PROTO((tree, int));
2326 extern tree lookup_fnfields PROTO((tree, tree, int));
2327 extern tree lookup_nested_tag PROTO((tree, tree));
2328 extern tree get_matching_virtual PROTO((tree, tree, int));
2329 extern tree get_abstract_virtuals PROTO((tree));
2330 extern tree get_baselinks PROTO((tree, tree, tree));
2331 extern tree next_baselink PROTO((tree));
2332 extern tree init_vbase_pointers PROTO((tree, tree));
2333 extern void expand_indirect_vtbls_init PROTO((tree, tree, tree));
2334 extern void clear_search_slots PROTO((tree));
2335 extern tree get_vbase_types PROTO((tree));
2336 extern void build_mi_matrix PROTO((tree));
2337 extern void free_mi_matrix PROTO((void));
2338 extern void build_mi_virtuals PROTO((int, int));
2339 extern void add_mi_virtuals PROTO((int, tree));
2340 extern void report_ambiguous_mi_virtuals PROTO((int, tree));
2341 extern void note_debug_info_needed PROTO((tree));
2342 extern void push_class_decls PROTO((tree));
2343 extern void pop_class_decls PROTO(());
2344 extern void unuse_fields PROTO((tree));
2345 extern void unmark_finished_struct PROTO((tree));
2346 extern void print_search_statistics PROTO((void));
2347 extern void init_search_processing PROTO((void));
2348 extern void reinit_search_statistics PROTO((void));
2349 extern tree current_scope PROTO((void));
2350 extern tree lookup_conversions PROTO((tree));
2351 extern tree get_template_base PROTO((tree, tree));
2354 extern tree build_signature_pointer_type PROTO((tree, int, int));
2355 extern tree build_signature_reference_type PROTO((tree, int, int));
2356 extern tree build_signature_pointer_constructor PROTO((tree, tree));
2357 extern tree build_signature_method_call PROTO((tree, tree));
2358 extern tree build_optr_ref PROTO((tree));
2359 extern tree build_sptr_ref PROTO((tree));
2360 extern void append_signature_fields PROTO((tree));
2363 extern void init_spew PROTO((void));
2364 extern int peek_yylex PROTO((void));
2365 extern int yylex PROTO((void));
2366 extern tree arbitrate_lookup PROTO((tree, tree, tree));
2369 extern int real_lvalue_p PROTO((tree));
2370 extern tree build_min PVPROTO((enum tree_code, tree, ...));
2371 extern tree build_min_nt PVPROTO((enum tree_code, ...));
2372 extern tree min_tree_cons PROTO((tree, tree, tree));
2373 extern int lvalue_p PROTO((tree));
2374 extern int lvalue_or_else PROTO((tree, char *));
2375 extern tree build_cplus_new PROTO((tree, tree));
2376 extern tree break_out_cleanups PROTO((tree));
2377 extern tree break_out_calls PROTO((tree));
2378 extern tree build_cplus_method_type PROTO((tree, tree, tree));
2379 extern tree build_cplus_staticfn_type PROTO((tree, tree, tree));
2380 extern tree build_cplus_array_type PROTO((tree, tree));
2381 extern void propagate_binfo_offsets PROTO((tree, tree));
2382 extern int layout_vbasetypes PROTO((tree, int));
2383 extern tree layout_basetypes PROTO((tree, tree));
2384 extern int list_hash PROTO((tree));
2385 extern tree list_hash_lookup PROTO((int, tree));
2386 extern void list_hash_add PROTO((int, tree));
2387 extern tree list_hash_canon PROTO((int, tree));
2388 extern tree hash_tree_cons PROTO((int, int, int, tree, tree, tree));
2389 extern tree hash_tree_chain PROTO((tree, tree));
2390 extern tree hash_chainon PROTO((tree, tree));
2391 extern tree get_decl_list PROTO((tree));
2392 extern tree make_binfo PROTO((tree, tree, tree, tree, tree));
2393 extern tree binfo_value PROTO((tree, tree));
2394 extern tree reverse_path PROTO((tree));
2395 extern void debug_binfo PROTO((tree));
2396 extern int decl_list_length PROTO((tree));
2397 extern int count_functions PROTO((tree));
2398 extern int is_overloaded_fn PROTO((tree));
2399 extern tree get_first_fn PROTO((tree));
2400 extern tree fnaddr_from_vtable_entry PROTO((tree));
2401 extern tree function_arg_chain PROTO((tree));
2402 extern int promotes_to_aggr_type PROTO((tree, enum tree_code));
2403 extern int is_aggr_type_2 PROTO((tree, tree));
2404 extern void message_2_types PROTO((void (*)(), char *, tree, tree));
2405 extern char *lang_printable_name PROTO((tree));
2406 extern tree build_exception_variant PROTO((tree, tree));
2407 extern tree copy_to_permanent PROTO((tree));
2408 extern void print_lang_statistics PROTO((void));
2409 /* skip __eprintf */
2410 extern tree array_type_nelts_total PROTO((tree));
2411 extern tree array_type_nelts_top PROTO((tree));
2412 extern tree break_out_target_exprs PROTO((tree));
2413 extern tree get_type_decl PROTO((tree));
2414 extern tree vec_binfo_member PROTO((tree, tree));
2415 extern tree hack_decl_function_context PROTO((tree));
2416 extern tree lvalue_type PROTO((tree));
2417 extern tree error_type PROTO((tree));
2420 extern tree condition_conversion PROTO((tree));
2421 extern tree target_type PROTO((tree));
2422 extern tree require_complete_type PROTO((tree));
2423 extern tree complete_type PROTO((tree));
2424 extern int type_unknown_p PROTO((tree));
2425 extern int fntype_p PROTO((tree));
2426 extern tree require_instantiated_type PROTO((tree, tree, tree));
2427 extern tree commonparms PROTO((tree, tree));
2428 extern tree common_type PROTO((tree, tree));
2429 extern int compexcepttypes PROTO((tree, tree));
2430 extern int comptypes PROTO((tree, tree, int));
2431 extern int comp_target_types PROTO((tree, tree, int));
2432 extern tree common_base_types PROTO((tree, tree));
2433 extern int compparms PROTO((tree, tree, int));
2434 extern int comp_target_types PROTO((tree, tree, int));
2435 extern int self_promoting_args_p PROTO((tree));
2436 extern tree unsigned_type PROTO((tree));
2437 extern tree signed_type PROTO((tree));
2438 extern tree signed_or_unsigned_type PROTO((int, tree));
2439 extern tree expr_sizeof PROTO((tree));
2440 extern tree c_sizeof PROTO((tree));
2441 extern tree c_sizeof_nowarn PROTO((tree));
2442 extern tree c_alignof PROTO((tree));
2443 extern tree inline_conversion PROTO((tree));
2444 extern tree decay_conversion PROTO((tree));
2445 extern tree default_conversion PROTO((tree));
2446 extern tree build_object_ref PROTO((tree, tree, tree));
2447 extern tree build_component_ref_1 PROTO((tree, tree, int));
2448 extern tree build_component_ref PROTO((tree, tree, tree, int));
2449 extern tree build_x_component_ref PROTO((tree, tree, tree, int));
2450 extern tree build_x_indirect_ref PROTO((tree, char *));
2451 extern tree build_indirect_ref PROTO((tree, char *));
2452 extern tree build_x_array_ref PROTO((tree, tree));
2453 extern tree build_array_ref PROTO((tree, tree));
2454 extern tree build_x_function_call PROTO((tree, tree, tree));
2455 extern tree build_function_call_real PROTO((tree, tree, int, int));
2456 extern tree build_function_call PROTO((tree, tree));
2457 extern tree build_function_call_maybe PROTO((tree, tree));
2458 extern tree convert_arguments PROTO((tree, tree, tree, tree, int));
2459 extern tree build_x_binary_op PROTO((enum tree_code, tree, tree));
2460 extern tree build_binary_op PROTO((enum tree_code, tree, tree, int));
2461 extern tree build_binary_op_nodefault PROTO((enum tree_code, tree, tree, enum tree_code));
2462 extern tree build_component_addr PROTO((tree, tree, char *));
2463 extern tree build_x_unary_op PROTO((enum tree_code, tree));
2464 extern tree build_unary_op PROTO((enum tree_code, tree, int));
2465 extern tree unary_complex_lvalue PROTO((enum tree_code, tree));
2466 extern int mark_addressable PROTO((tree));
2467 extern tree build_x_conditional_expr PROTO((tree, tree, tree));
2468 extern tree build_conditional_expr PROTO((tree, tree, tree));
2469 extern tree build_x_compound_expr PROTO((tree));
2470 extern tree build_compound_expr PROTO((tree));
2471 extern tree build_static_cast PROTO((tree, tree));
2472 extern tree build_reinterpret_cast PROTO((tree, tree));
2473 extern tree build_const_cast PROTO((tree, tree));
2474 extern tree build_c_cast PROTO((tree, tree, int));
2475 extern tree build_x_modify_expr PROTO((tree, enum tree_code, tree));
2476 extern tree build_modify_expr PROTO((tree, enum tree_code, tree));
2477 extern int language_lvalue_valid PROTO((tree));
2478 extern void warn_for_assignment PROTO((char *, char *, char *, tree, int, int));
2479 extern tree convert_for_initialization PROTO((tree, tree, tree, int, char *, tree, int));
2480 extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, int, char *, int));
2481 extern void c_expand_return PROTO((tree));
2482 extern tree c_expand_start_case PROTO((tree));
2483 extern tree build_component_ref PROTO((tree, tree, tree, int));
2484 extern tree build_ptrmemfunc PROTO((tree, tree, int));
2487 extern tree error_not_base_type PROTO((tree, tree));
2488 extern tree binfo_or_else PROTO((tree, tree));
2489 extern void readonly_error PROTO((tree, char *, int));
2490 extern void abstract_virtuals_error PROTO((tree, tree));
2491 extern void signature_error PROTO((tree, tree));
2492 extern void incomplete_type_error PROTO((tree, tree));
2493 extern void my_friendly_abort PROTO((int));
2494 extern void my_friendly_assert PROTO((int, int));
2495 extern tree store_init_value PROTO((tree, tree));
2496 extern tree digest_init PROTO((tree, tree, tree *));
2497 extern tree build_scoped_ref PROTO((tree, tree));
2498 extern tree build_x_arrow PROTO((tree));
2499 extern tree build_m_component_ref PROTO((tree, tree));
2500 extern tree build_functional_cast PROTO((tree, tree));
2501 extern char *enum_name_string PROTO((tree, tree));
2502 extern void report_case_error PROTO((int, tree, tree, tree));
2503 extern void check_for_new_typeid PROTO((char *,flagged_type_tree));
2506 extern void GNU_xref_begin PROTO((char *));
2507 extern void GNU_xref_end PROTO((int));
2508 extern void GNU_xref_file PROTO((char *));
2509 extern void GNU_xref_start_scope PROTO((HOST_WIDE_INT));
2510 extern void GNU_xref_end_scope PROTO((HOST_WIDE_INT, HOST_WIDE_INT, int, int));
2511 extern void GNU_xref_ref PROTO((tree, char *));
2512 extern void GNU_xref_decl PROTO((tree, tree));
2513 extern void GNU_xref_call PROTO((tree, char *));
2514 extern void GNU_xref_function PROTO((tree, tree));
2515 extern void GNU_xref_assign PROTO((tree));
2516 extern void GNU_xref_hier PROTO((char *, char *, int, int, int));
2517 extern void GNU_xref_member PROTO((tree, tree));
2521 #endif /* not _CP_TREE_H */