X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fc-tree.h;h=956f9b898085f436517c10ec8a0a37a729bf5d0a;hb=57f96f27fefa22a1add33de908fe8ae2b105078c;hp=ef8318f229624482efc293bfcf9a20bb6c4065d1;hpb=6b89d403f465375fae0c650a2fd5de700ca0494b;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/c-tree.h b/gcc/c-tree.h index ef8318f2296..956f9b89808 100644 --- a/gcc/c-tree.h +++ b/gcc/c-tree.h @@ -1,5 +1,5 @@ /* Definitions for C parsing and type checking. - Copyright (C) 1987, 1993 Free Software Foundation, Inc. + Copyright (C) 1987, 1993, 1994, 1995 Free Software Foundation, Inc. This file is part of GNU CC. @@ -15,19 +15,12 @@ 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, 675 Mass Ave, Cambridge, MA 02139, USA. */ +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ #ifndef _C_TREE_H #define _C_TREE_H -#ifndef STDIO_PROTO -#ifdef BUFSIZ -#define STDIO_PROTO(ARGS) PROTO(ARGS) -#else -#define STDIO_PROTO(ARGS) () -#endif -#endif - /* Language-dependent contents of an identifier. */ /* The limbo_value is used for block level extern declarations, which need @@ -47,27 +40,27 @@ struct lang_identifier /* This represents the value which the identifier has in the file-scope namespace. */ #define IDENTIFIER_GLOBAL_VALUE(NODE) \ - (((struct lang_identifier *)(NODE))->global_value) + (((struct lang_identifier *) (NODE))->global_value) /* This represents the value which the identifier has in the current scope. */ #define IDENTIFIER_LOCAL_VALUE(NODE) \ - (((struct lang_identifier *)(NODE))->local_value) + (((struct lang_identifier *) (NODE))->local_value) /* This represents the value which the identifier has as a label in the current label scope. */ #define IDENTIFIER_LABEL_VALUE(NODE) \ - (((struct lang_identifier *)(NODE))->label_value) + (((struct lang_identifier *) (NODE))->label_value) /* This records the extern decl of this identifier, if it has had one at any point in this compilation. */ #define IDENTIFIER_LIMBO_VALUE(NODE) \ - (((struct lang_identifier *)(NODE))->limbo_value) + (((struct lang_identifier *) (NODE))->limbo_value) /* This records the implicit function decl of this identifier, if it has had one at any point in this compilation. */ #define IDENTIFIER_IMPLICIT_DECL(NODE) \ - (((struct lang_identifier *)(NODE))->implicit_decl) + (((struct lang_identifier *) (NODE))->implicit_decl) /* This is the last function in which we printed an "undefined variable" message for this identifier. Value is a FUNCTION_DECL or null. */ #define IDENTIFIER_ERROR_LOCUS(NODE) \ - (((struct lang_identifier *)(NODE))->error_locus) + (((struct lang_identifier *) (NODE))->error_locus) /* In identifiers, C uses the following fields in a special way: TREE_PUBLIC to record that there was a previous local extern decl. @@ -116,7 +109,7 @@ struct lang_type /* Store a value in that field. */ #define C_SET_EXP_ORIGINAL_CODE(exp, code) \ - (TREE_COMPLEXITY (exp) = (int)(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)) @@ -131,6 +124,9 @@ struct lang_type 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. */ @@ -149,13 +145,25 @@ struct lang_type an explicit loop over that iterator. */ #define ITERATOR_BOUND_P(NODE) ((NODE)->common.readonly_flag) -extern int maybe_objc_comptypes PROTO((tree, tree)); +/* 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 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 record_function_format PROTO((tree, tree, int, int, int)); +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)); @@ -165,10 +173,7 @@ 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 void decl_attributes PROTO((tree, tree)); -extern void declare_function_name PROTO((void)); extern tree convert_and_check PROTO((tree, tree)); -extern void constant_expression_warning PROTO((tree)); extern void overflow_warning PROTO((tree)); extern void unsigned_conversion_warning PROTO((tree, tree)); /* Read the rest of the current #-directive line. */ @@ -237,6 +242,9 @@ 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. */ @@ -253,9 +261,10 @@ 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 tree finish_enum PROTO((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)); +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)); @@ -272,16 +281,19 @@ 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((void)); +extern void print_lang_decl STDIO_PROTO((FILE *, tree, + int)); extern void print_lang_identifier STDIO_PROTO((FILE *, tree, int)); -extern void print_lang_type PROTO((void)); +extern void print_lang_type STDIO_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)); @@ -295,35 +307,65 @@ 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, int)); -extern tree start_decl PROTO((tree, tree, int)); +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)); /* in c-typeck.c */ -extern tree build_array_ref PROTO((tree, tree)); -extern tree build_binary_op PROTO((enum tree_code, tree, tree, int)); -extern tree build_c_cast PROTO((tree, tree)); -extern tree build_component_ref PROTO((tree, tree)); -extern tree build_compound_expr PROTO((tree)); -extern tree build_conditional_expr PROTO((tree, tree, tree)); -extern tree build_function_call PROTO((tree, tree)); -extern tree build_indirect_ref PROTO((tree, char *)); -extern tree build_modify_expr PROTO((tree, enum tree_code, tree)); -extern tree build_unary_op PROTO((enum tree_code, tree, int)); -extern tree c_alignof PROTO((tree)); -extern tree c_alignof_expr PROTO((tree)); -extern tree c_sizeof PROTO((tree)); -extern tree c_expand_start_case PROTO((tree)); +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 digest_init PROTO((tree, tree, tree *, int, int, char *)); -extern tree parser_build_binary_op PROTO((enum tree_code, tree, tree)); -extern tree require_complete_type 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 iterator_expand PROTO((tree)); @@ -343,6 +385,11 @@ extern int current_function_returns_value; extern int current_function_returns_null; +/* Nonzero means the expression being parsed will never be evaluated. + This is a count, since unevaluated expressions can nest. */ + +extern int skip_evaluation; + /* Nonzero means `$' can be in an identifier. */ extern int dollars_in_ident; @@ -397,6 +444,12 @@ extern int warn_nested_externs; extern int warn_cast_qual; +/* Nonzero means warn when casting a function call to a type that does + not match the return type (e.g. (float)sqrt() or (anything*)malloc() + when there is no previous declaration of sqrt or malloc. */ + +extern int warn_bad_function_cast; + /* Warn about traditional constructs whose meanings changed in ANSI C. */ extern int warn_traditional; @@ -417,6 +470,10 @@ extern int warn_conversion; extern int flag_traditional; +/* Nonzero means to allow single precision math even if we're generally + being traditional. */ +extern int flag_allow_single_precision; + /* Nonzero means warn about suggesting putting in ()'s. */ extern int warn_parentheses; @@ -425,6 +482,10 @@ extern int warn_parentheses; extern int warn_missing_braces; +/* Warn about comparison of signed and unsigned values. */ + +extern int warn_sign_compare; + /* Nonzero means this is a function to call to perform comptypes on two record types. */ @@ -434,4 +495,8 @@ extern int (*comptypes_record_hook) (); extern int system_header_p; +/* Nonzero enables objc features. */ + +extern int doing_objc_thang; + #endif /* not _C_TREE_H */