X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fc-tree.h;h=03bd683716a5b4faa5cf935d7aef780f09ac94a8;hb=0e62d8da8abc63fed2972043163030fd5b27df22;hp=6fa5c47742b3fd49f1273c9c488a4b1ab19b46a5;hpb=a654e028c0847b75bf58ff0bd0798f6a5551bb2e;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/c-tree.h b/gcc/c-tree.h index 6fa5c47742b..03bd683716a 100644 --- a/gcc/c-tree.h +++ b/gcc/c-tree.h @@ -1,39 +1,57 @@ /* Definitions for C parsing and type checking. - Copyright (C) 1987, 1993, 1994, 1995, 1997 Free Software Foundation, Inc. + Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998, + 1999, 2000, 2001, 2002 Free Software Foundation, Inc. -This file is part of GNU CC. +This file is part of GCC. -GNU CC is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. -GNU CC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. You should have received a copy of the GNU General Public License -along with GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. */ -#ifndef _C_TREE_H -#define _C_TREE_H +#ifndef GCC_C_TREE_H +#define GCC_C_TREE_H + +#include "c-common.h" /* Language-dependent contents of an identifier. */ /* The limbo_value is used for block level extern declarations, which need to be type checked against subsequent extern declarations. They can't - be referenced after they fall out of scope, so they can't be global. */ + be referenced after they fall out of scope, so they can't be global. + + The rid_code field is used for keywords. It is in all + lang_identifier nodes, because some keywords are only special in a + particular context. */ struct lang_identifier { - struct tree_identifier ignore; + struct c_common_identifier ignore; tree global_value, local_value, label_value, implicit_decl; tree error_locus, limbo_value; }; +/* Language-specific declaration information. */ + +struct lang_decl +{ + struct c_lang_decl base; + /* The return types and parameter types may have variable size. + This is a list of any SAVE_EXPRs that need to be evaluated to + compute those sizes. */ + tree pending_sizes; +}; + /* Macros for access to language-specific slots in an identifier. */ /* Each of these slots contains a DECL node or null. */ @@ -67,18 +85,26 @@ struct lang_identifier TREE_USED to record that such a decl was used. TREE_ADDRESSABLE to record that the address of such a decl was used. */ -/* Nonzero means reject anything that ANSI standard C forbids. */ -extern int pedantic; - /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */ -#define C_TYPE_FIELDS_READONLY(type) TREE_LANG_FLAG_1 (type) +#define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1 (TYPE) /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is volatile. */ -#define C_TYPE_FIELDS_VOLATILE(type) TREE_LANG_FLAG_2 (type) +#define C_TYPE_FIELDS_VOLATILE(TYPE) TREE_LANG_FLAG_2 (TYPE) /* In a RECORD_TYPE or UNION_TYPE or ENUMERAL_TYPE nonzero if the definition of the type has already started. */ -#define C_TYPE_BEING_DEFINED(type) TYPE_LANG_FLAG_0 (type) +#define C_TYPE_BEING_DEFINED(TYPE) TYPE_LANG_FLAG_0 (TYPE) + +/* In an IDENTIFIER_NODE, nonzero if this identifier is actually a + keyword. C_RID_CODE (node) is then the RID_* value of the keyword, + and C_RID_YYCODE is the token number wanted by Yacc. */ +#define C_IS_RESERVED_WORD(ID) TREE_LANG_FLAG_0 (ID) + +/* This function was declared inline. This flag controls the linkage + semantics of 'inline'; whether or not the function is inlined is + controlled by DECL_INLINE. */ +#define DECL_DECLARED_INLINE_P(NODE) \ + (DECL_LANG_SPECIFIC (NODE)->base.declared_inline) /* In a RECORD_TYPE, a sorted array of the fields of the type. */ struct lang_type @@ -87,303 +113,159 @@ struct lang_type tree elts[1]; }; -/* Mark which labels are explicitly declared. - These may be shadowed, and may be referenced from nested functions. */ -#define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label) - /* Record whether a type or decl was written with nonconstant size. Note that TYPE_SIZE may have simplified to a constant. */ -#define C_TYPE_VARIABLE_SIZE(type) TYPE_LANG_FLAG_1 (type) -#define C_DECL_VARIABLE_SIZE(type) DECL_LANG_FLAG_0 (type) - -/* Record in each node resulting from a binary operator - what operator was specified for it. */ -#define C_EXP_ORIGINAL_CODE(exp) ((enum tree_code) TREE_COMPLEXITY (exp)) +#define C_TYPE_VARIABLE_SIZE(TYPE) TYPE_LANG_FLAG_1 (TYPE) +#define C_DECL_VARIABLE_SIZE(TYPE) DECL_LANG_FLAG_0 (TYPE) #if 0 /* Not used. */ /* Record whether a decl for a function or function pointer has already been mentioned (in a warning) because it was called but didn't have a prototype. */ -#define C_MISSING_PROTOTYPE_WARNED(decl) DECL_LANG_FLAG_2(decl) +#define C_MISSING_PROTOTYPE_WARNED(DECL) DECL_LANG_FLAG_2 (DECL) #endif /* Store a value in that field. */ -#define C_SET_EXP_ORIGINAL_CODE(exp, code) \ - (TREE_COMPLEXITY (exp) = (int) (code)) +#define C_SET_EXP_ORIGINAL_CODE(EXP, CODE) \ + (TREE_COMPLEXITY (EXP) = (int) (CODE)) /* Record whether a typedef for type `int' was actually `signed int'. */ -#define C_TYPEDEF_EXPLICITLY_SIGNED(exp) DECL_LANG_FLAG_1 ((exp)) +#define C_TYPEDEF_EXPLICITLY_SIGNED(EXP) DECL_LANG_FLAG_1 (EXP) /* Nonzero for a declaration of a built in function if there has been no occasion that would declare the function in ordinary C. Using the function draws a pedantic warning in this case. */ -#define C_DECL_ANTICIPATED(exp) DECL_LANG_FLAG_3 ((exp)) +#define C_DECL_ANTICIPATED(EXP) DECL_LANG_FLAG_3 (EXP) /* For FUNCTION_TYPE, a hidden list of types of arguments. The same as TYPE_ARG_TYPES for functions with prototypes, but created for functions without prototypes. */ -#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_NONCOPIED_PARTS (NODE) - -/* In a FIELD_DECL, nonzero if the decl was originally a bitfield. */ -#define DECL_C_BIT_FIELD(NODE) DECL_LANG_FLAG_4 (NODE) - -/* Nonzero if the type T promotes to itself. - ANSI C states explicitly the list of types that promote; - in particular, short promotes to int even if they have the same width. */ -#define C_PROMOTING_INTEGER_TYPE_P(t) \ - (TREE_CODE ((t)) == INTEGER_TYPE \ - && (TYPE_MAIN_VARIANT (t) == char_type_node \ - || TYPE_MAIN_VARIANT (t) == signed_char_type_node \ - || TYPE_MAIN_VARIANT (t) == unsigned_char_type_node \ - || TYPE_MAIN_VARIANT (t) == short_integer_type_node \ - || TYPE_MAIN_VARIANT (t) == short_unsigned_type_node)) - -/* In a VAR_DECL, means the variable is really an iterator. */ -#define ITERATOR_P(D) (DECL_LANG_FLAG_4(D)) - -/* In a VAR_DECL for an iterator, means we are within - an explicit loop over that iterator. */ -#define ITERATOR_BOUND_P(NODE) ((NODE)->common.readonly_flag) +#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_BINFO (NODE) + /* in c-lang.c and objc-act.c */ -extern tree lookup_interface PROTO((tree)); -extern tree is_class_name PROTO((tree)); -extern void maybe_objc_check_decl PROTO((tree)); -extern void finish_file PROTO((void)); -extern int maybe_objc_comptypes PROTO((tree, tree, int)); -extern tree maybe_building_objc_message_expr PROTO((void)); -extern tree maybe_objc_method_name PROTO((tree)); -extern int recognize_objc_keyword PROTO((void)); -extern tree build_objc_string PROTO((int, char *)); - -/* in c-aux-info.c */ -extern void gen_aux_info_record PROTO((tree, int, int, int)); - -/* in c-common.c */ -extern void declare_function_name PROTO((void)); -extern void decl_attributes PROTO((tree, tree, tree)); -extern void init_function_format_info PROTO((void)); -extern void check_function_format PROTO((tree, tree, tree)); -/* Print an error message for invalid operands to arith operation CODE. - NOP_EXPR is used as a special case (see truthvalue_conversion). */ -extern void binary_op_error PROTO((enum tree_code)); -extern void c_expand_expr_stmt PROTO((tree)); -extern void c_expand_start_cond PROTO((tree, int, int)); -extern void c_expand_start_else PROTO((void)); -extern void c_expand_end_cond PROTO((void)); -/* Validate the expression after `case' and apply default promotions. */ -extern tree check_case_value PROTO((tree)); -/* Concatenate a list of STRING_CST nodes into one STRING_CST. */ -extern tree combine_strings PROTO((tree)); -extern void constant_expression_warning PROTO((tree)); -extern tree convert_and_check PROTO((tree, tree)); -extern void overflow_warning PROTO((tree)); -extern void unsigned_conversion_warning PROTO((tree, tree)); -/* Read the rest of the current #-directive line. */ -#if USE_CPPLIB -extern char *get_directive_line PROTO((void)); -#define GET_DIRECTIVE_LINE() get_directive_line () -#else -extern char *get_directive_line PROTO((FILE *)); -#define GET_DIRECTIVE_LINE() get_directive_line (finput) -#endif +extern tree lookup_interface PARAMS ((tree)); +extern tree is_class_name PARAMS ((tree)); +extern void maybe_objc_check_decl PARAMS ((tree)); +extern void finish_file PARAMS ((void)); +extern int maybe_objc_comptypes PARAMS ((tree, tree, int)); +extern tree maybe_building_objc_message_expr PARAMS ((void)); +extern int recognize_objc_keyword PARAMS ((void)); +extern tree lookup_objc_ivar PARAMS ((tree)); -/* Subroutine of build_binary_op, used for comparison operations. - See if the operands have both been converted from subword integer types - and, if so, perhaps change them both back to their original type. */ -extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *)); -/* Prepare expr to be an argument of a TRUTH_NOT_EXPR, - or validate its data type for an `if' or `while' statement or ?..: exp. */ -extern tree truthvalue_conversion PROTO((tree)); -extern tree type_for_mode PROTO((enum machine_mode, int)); -extern tree type_for_size PROTO((unsigned, int)); + +/* in c-parse.in */ +extern void c_parse_init PARAMS ((void)); +extern void c_set_yydebug PARAMS ((int)); +extern int yyparse_1 PARAMS ((void)); -/* in c-convert.c */ -extern tree convert PROTO((tree, tree)); +/* in c-aux-info.c */ +extern void gen_aux_info_record PARAMS ((tree, int, int, int)); /* in c-decl.c */ -/* Standard named or nameless data types of the C compiler. */ -extern tree char_array_type_node; -extern tree char_type_node; -extern tree const_ptr_type_node; -extern tree const_string_type_node; -extern tree default_function_type; -extern tree double_ftype_double; -extern tree double_ftype_double_double; -extern tree double_type_node; -extern tree float_type_node; -extern tree intTI_type_node; -extern tree intDI_type_node; -extern tree intHI_type_node; -extern tree intQI_type_node; -extern tree intSI_type_node; -extern tree int_array_type_node; -extern tree int_ftype_cptr_cptr_sizet; -extern tree int_ftype_int; -extern tree int_ftype_ptr_ptr_int; -extern tree int_ftype_string_string; -extern tree integer_type_node; -extern tree long_double_type_node; -extern tree long_ftype_long; -extern tree long_integer_type_node; -extern tree long_long_integer_type_node; -extern tree long_long_unsigned_type_node; -extern tree long_unsigned_type_node; -extern tree complex_integer_type_node; -extern tree complex_float_type_node; -extern tree complex_double_type_node; -extern tree complex_long_double_type_node; -extern tree ptr_type_node; -extern tree ptrdiff_type_node; -extern tree short_integer_type_node; -extern tree short_unsigned_type_node; -extern tree signed_char_type_node; -extern tree signed_wchar_type_node; -extern tree string_ftype_ptr_ptr; -extern tree string_type_node; -extern tree unsigned_char_type_node; -extern tree unsigned_intTI_type_node; -extern tree unsigned_intDI_type_node; -extern tree unsigned_intHI_type_node; -extern tree unsigned_intQI_type_node; -extern tree unsigned_intSI_type_node; -extern tree unsigned_type_node; -extern tree unsigned_wchar_type_node; -extern tree void_ftype_ptr_int_int; -extern tree void_ftype_ptr_ptr_int; -extern tree void_type_node; -extern tree wchar_array_type_node; -extern tree wchar_type_node; -extern tree boolean_type_node; -extern tree boolean_true_node; -extern tree boolean_false_node; - -extern tree build_enumerator PROTO((tree, tree)); -/* Declare a predefined function. Return the declaration. */ -extern tree builtin_function PROTO((char *, tree, enum built_in_function function_, char *)); -/* Add qualifiers to a type, in the fashion for C. */ -extern tree c_build_type_variant PROTO((tree, int, int)); -extern int c_decode_option PROTO((char *)); -extern void c_mark_varargs PROTO((void)); -extern tree check_identifier PROTO((tree, tree)); -extern void clear_parm_order PROTO((void)); -extern tree combine_parm_decls PROTO((tree, tree, int)); -extern int complete_array_type PROTO((tree, tree, int)); -extern void declare_parm_level PROTO((int)); -extern tree define_label PROTO((char *, int, tree)); -extern void delete_block PROTO((tree)); -extern void finish_decl PROTO((tree, tree, tree)); -extern void finish_decl_top_level PROTO((tree, tree, tree)); -extern tree finish_enum PROTO((tree, tree, tree)); -extern void finish_function PROTO((int)); -extern tree finish_struct PROTO((tree, tree, tree)); -extern tree get_parm_info PROTO((int)); -extern tree getdecls PROTO((void)); -extern tree gettags PROTO((void)); -extern int global_bindings_p PROTO((void)); -extern tree grokfield PROTO((char *, int, tree, tree, tree)); -extern tree groktypename PROTO((tree)); -extern tree groktypename_in_parm_context PROTO((tree)); -extern tree implicitly_declare PROTO((tree)); -extern int in_parm_level_p PROTO((void)); -extern void init_decl_processing PROTO((void)); -extern void insert_block PROTO((tree)); -extern void keep_next_level PROTO((void)); -extern int kept_level_p PROTO((void)); -extern tree lookup_label PROTO((tree)); -extern tree lookup_name PROTO((tree)); -extern tree lookup_name_current_level PROTO((tree)); -extern tree lookup_name_current_level_global PROTO((tree)); -extern tree maybe_build_cleanup PROTO((tree)); -extern void parmlist_tags_warning PROTO((void)); -extern void pending_xref_error PROTO((void)); -extern void pop_c_function_context PROTO((void)); -extern void pop_label_level PROTO((void)); -extern tree poplevel PROTO((int, int, int)); -extern void print_lang_decl PROTO((FILE *, tree, int)); -extern void print_lang_identifier PROTO((FILE *, tree, int)); -extern void print_lang_type PROTO((FILE *, tree, int)); -extern void push_c_function_context PROTO((void)); -extern void push_label_level PROTO((void)); -extern void push_parm_decl PROTO((tree)); -extern tree pushdecl PROTO((tree)); -extern tree pushdecl_top_level PROTO((tree)); -extern void pushlevel PROTO((int)); -extern void pushtag PROTO((tree, tree)); -extern void set_block PROTO((tree)); -extern tree shadow_label PROTO((tree)); -extern void shadow_record_fields PROTO((tree)); -extern void shadow_tag PROTO((tree)); -extern void shadow_tag_warned PROTO((tree, int)); -extern tree start_enum PROTO((tree)); -extern int start_function PROTO((tree, tree, tree, - tree, int)); -extern tree start_decl PROTO((tree, tree, int, - tree, tree)); -extern tree start_struct PROTO((enum tree_code, tree)); -extern void store_parm_decls PROTO((void)); -extern tree xref_tag PROTO((enum tree_code, tree)); +extern void c_init_decl_processing PARAMS ((void)); +extern void c_print_identifier PARAMS ((FILE *, tree, int)); +extern tree build_array_declarator PARAMS ((tree, tree, int, int)); +extern tree build_enumerator PARAMS ((tree, tree)); +extern int c_decode_option PARAMS ((int, char **)); +extern void c_mark_varargs PARAMS ((void)); +extern void check_for_loop_decls PARAMS ((void)); +extern void clear_parm_order PARAMS ((void)); +extern int complete_array_type PARAMS ((tree, tree, int)); +extern void declare_parm_level PARAMS ((int)); +extern tree define_label PARAMS ((const char *, int, + tree)); +extern void finish_decl PARAMS ((tree, tree, tree)); +extern tree finish_enum PARAMS ((tree, tree, tree)); +extern void finish_function PARAMS ((int)); +extern tree finish_struct PARAMS ((tree, tree, tree)); +extern tree get_parm_info PARAMS ((int)); +extern tree grokfield PARAMS ((const char *, int, tree, tree, tree)); +extern tree groktypename PARAMS ((tree)); +extern tree groktypename_in_parm_context PARAMS ((tree)); +extern tree implicitly_declare PARAMS ((tree)); +extern void implicit_decl_warning PARAMS ((tree)); +extern int in_parm_level_p PARAMS ((void)); +extern void keep_next_level PARAMS ((void)); +extern int kept_level_p PARAMS ((void)); +extern tree lookup_name PARAMS ((tree)); +extern tree lookup_name_current_level PARAMS ((tree)); +extern void parmlist_tags_warning PARAMS ((void)); +extern void pending_xref_error PARAMS ((void)); +extern void mark_c_function_context PARAMS ((struct function *)); +extern void push_c_function_context PARAMS ((struct function *)); +extern void pop_c_function_context PARAMS ((struct function *)); +extern void pop_label_level PARAMS ((void)); +extern void push_label_level PARAMS ((void)); +extern void push_parm_decl PARAMS ((tree)); +extern tree pushdecl_top_level PARAMS ((tree)); +extern void pushtag PARAMS ((tree, tree)); +extern tree set_array_declarator_type PARAMS ((tree, tree, int)); +extern tree shadow_label PARAMS ((tree)); +extern void shadow_tag PARAMS ((tree)); +extern void shadow_tag_warned PARAMS ((tree, int)); +extern tree start_enum PARAMS ((tree)); +extern int start_function PARAMS ((tree, tree, tree)); +extern tree start_decl PARAMS ((tree, tree, int, + tree)); +extern tree start_struct PARAMS ((enum tree_code, tree)); +extern void store_parm_decls PARAMS ((void)); +extern tree xref_tag PARAMS ((enum tree_code, tree)); +extern tree c_begin_compound_stmt PARAMS ((void)); +extern void c_expand_deferred_function PARAMS ((tree)); +extern void c_expand_decl_stmt PARAMS ((tree)); + + +/* in c-objc-common.c */ +extern int c_disregard_inline_limits PARAMS ((tree)); +extern int c_cannot_inline_tree_fn PARAMS ((tree *)); +extern const char *c_objc_common_init PARAMS ((const char *)); +extern int c_missing_noreturn_ok_p PARAMS ((tree)); +extern void c_objc_common_finish_file PARAMS ((void)); +extern int defer_fn PARAMS ((tree)); + +#define c_build_type_variant(TYPE, CONST_P, VOLATILE_P) \ + c_build_qualified_type ((TYPE), \ + ((CONST_P) ? TYPE_QUAL_CONST : 0) | \ + ((VOLATILE_P) ? TYPE_QUAL_VOLATILE : 0)) /* in c-typeck.c */ -extern tree require_complete_type PROTO((tree)); -extern void incomplete_type_error PROTO((tree, tree)); -/* Given two integer or real types, return the type for their sum. - Given two compatible ANSI C types, returns the merged type. */ -extern tree common_type PROTO((tree, tree)); -extern int comptypes PROTO((tree, tree)); -extern int self_promoting_args_p PROTO((tree)); -extern tree c_sizeof PROTO((tree)); -extern tree c_sizeof_nowarn PROTO((tree)); -extern tree c_size_in_bytes PROTO((tree)); -extern tree c_alignof PROTO((tree)); -extern tree c_alignof_expr PROTO((tree)); -extern tree default_conversion PROTO((tree)); -extern tree build_component_ref PROTO((tree, tree)); -extern tree build_indirect_ref PROTO((tree, char *)); -extern tree build_array_ref PROTO((tree, tree)); -extern tree build_function_call PROTO((tree, tree)); -extern tree parser_build_binary_op PROTO((enum tree_code, - tree, tree)); -extern tree build_binary_op PROTO((enum tree_code, - tree, tree, int)); -extern tree build_unary_op PROTO((enum tree_code, - tree, int)); -extern int lvalue_p PROTO((tree)); -extern int lvalue_or_else PROTO((tree, char *)); -extern void readonly_warning PROTO((tree, char *)); -extern int mark_addressable PROTO((tree)); -extern tree build_conditional_expr PROTO((tree, tree, tree)); -extern tree build_compound_expr PROTO((tree)); -extern tree build_c_cast PROTO((tree, tree)); -extern tree build_modify_expr PROTO((tree, enum tree_code, - tree)); -extern tree initializer_constant_valid_p PROTO((tree, tree)); -extern void store_init_value PROTO((tree, tree)); -extern void error_init PROTO((char *, char *, - char *)); -extern void pedwarn_init PROTO((char *, char *, - char *)); -extern void start_init PROTO((tree, tree, int)); -extern void finish_init PROTO((void)); -extern void really_start_incremental_init PROTO((tree)); -extern void push_init_level PROTO((int)); -extern tree pop_init_level PROTO((int)); -extern void set_init_index PROTO((tree, tree)); -extern void set_init_label PROTO((tree)); -extern void process_init_element PROTO((tree)); -extern void c_expand_asm_operands PROTO((tree, tree, tree, tree, - int, char *, int)); -extern void c_expand_return PROTO((tree)); -extern tree c_expand_start_case PROTO((tree)); - -/* in c-iterate.c */ -extern void init_iterators PROTO((void)); -extern void iterator_expand PROTO((tree)); -extern void iterator_for_loop_start PROTO((tree)); -extern void iterator_for_loop_end PROTO((tree)); -extern void iterator_for_loop_record PROTO((tree)); -extern void push_iterator_stack PROTO((void)); -extern void pop_iterator_stack PROTO((void)); +extern tree require_complete_type PARAMS ((tree)); +extern int comptypes PARAMS ((tree, tree)); +extern tree c_sizeof_nowarn PARAMS ((tree)); +extern tree c_size_in_bytes PARAMS ((tree)); +extern tree build_component_ref PARAMS ((tree, tree)); +extern tree build_indirect_ref PARAMS ((tree, const char *)); +extern tree build_array_ref PARAMS ((tree, tree)); +extern tree build_external_ref PARAMS ((tree, int)); +extern tree parser_build_binary_op PARAMS ((enum tree_code, + tree, tree)); +extern void readonly_warning PARAMS ((tree, const char *)); +extern tree build_conditional_expr PARAMS ((tree, tree, tree)); +extern tree build_compound_expr PARAMS ((tree)); +extern tree c_cast_expr PARAMS ((tree, tree)); +extern tree build_c_cast PARAMS ((tree, tree)); +extern tree build_modify_expr PARAMS ((tree, enum tree_code, + tree)); +extern void store_init_value PARAMS ((tree, tree)); +extern void error_init PARAMS ((const char *)); +extern void pedwarn_init PARAMS ((const char *)); +extern void start_init PARAMS ((tree, tree, int)); +extern void finish_init PARAMS ((void)); +extern void really_start_incremental_init PARAMS ((tree)); +extern void push_init_level PARAMS ((int)); +extern tree pop_init_level PARAMS ((int)); +extern void set_init_index PARAMS ((tree, tree)); +extern void set_init_label PARAMS ((tree)); +extern void process_init_element PARAMS ((tree)); +extern tree build_compound_literal PARAMS ((tree, tree)); +extern void pedwarn_c99 PARAMS ((const char *, ...)) + ATTRIBUTE_PRINTF_1; +extern tree c_start_case PARAMS ((tree)); +extern void c_finish_case PARAMS ((void)); +extern tree simple_asm_stmt PARAMS ((tree)); +extern tree build_asm_stmt PARAMS ((tree, tree, tree, + tree, tree)); /* Set to 0 at beginning of a function definition, set to 1 if a return statement that specifies a return value is seen. */ @@ -405,7 +287,7 @@ extern int skip_evaluation; extern int dollars_in_ident; /* Nonzero means allow type mismatches in conditional expressions; - just make their values `void'. */ + just make their values `void'. */ extern int flag_cond_mismatch; @@ -413,29 +295,10 @@ extern int flag_cond_mismatch; extern int flag_no_asm; -/* Nonzero means environment is hosted (i.e., not freestanding) */ - -extern int flag_hosted; - -/* Nonzero means ignore `#ident' directives. */ - -extern int flag_no_ident; - /* Nonzero means warn about implicit declarations. */ extern int warn_implicit; -/* Nonzero means give string constants the type `const char *' - to get extra warnings from them. These warnings will be too numerous - to be useful, except in thoroughly ANSIfied programs. */ - -extern int warn_write_strings; - -/* Nonzero means warn about sizeof (function) or addition/subtraction - of function pointers. */ - -extern int warn_pointer_arith; - /* Nonzero means warn for all old-style non-prototype function decls. */ extern int warn_strict_prototypes; @@ -468,34 +331,18 @@ extern int warn_bad_function_cast; extern int warn_traditional; -/* Warn about *printf or *scanf format/argument anomalies. */ - -extern int warn_format; - /* Warn about a subscript that has type char. */ extern int warn_char_subscripts; -/* Warn if a type conversion is done that might have confusing results. */ - -extern int warn_conversion; - -/* Warn if main is suspicious. */ +/* Warn if main is suspicious. */ extern int warn_main; -/* Nonzero means do some things the same way PCC does. */ - -extern int flag_traditional; - /* Nonzero means to allow single precision math even if we're generally - being traditional. */ + being traditional. */ extern int flag_allow_single_precision; -/* Nonzero means warn about suggesting putting in ()'s. */ - -extern int warn_parentheses; - /* Warn if initializer is not completely bracketed. */ extern int warn_missing_braces; @@ -504,17 +351,25 @@ extern int warn_missing_braces; extern int warn_sign_compare; -/* Nonzero means this is a function to call to perform comptypes - on two record types. */ +/* Warn about testing equality of floating point numbers. */ + +extern int warn_float_equal; -extern int (*comptypes_record_hook) (); +/* Warn about multicharacter constants. */ + +extern int warn_multichar; /* Nonzero means we are reading code that came from a system header file. */ extern int system_header_p; -/* Nonzero enables objc features. */ +/* Warn about implicit declarations. 1 = warning, 2 = error. */ +extern int mesg_implicit_function_declaration; + +/* In c-decl.c */ +extern void finish_incomplete_decl PARAMS ((tree)); -extern int doing_objc_thang; +extern tree static_ctors; +extern tree static_dtors; -#endif /* not _C_TREE_H */ +#endif /* ! GCC_C_TREE_H */