You should have received a copy of the GNU General Public License
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. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#ifndef GCC_C_COMMON_H
#define GCC_C_COMMON_H
IDENTIFIER_MARKED (used by search routines).
DECL_PRETTY_FUNCTION_P (in VAR_DECL)
1: C_DECLARED_LABEL_FLAG (in LABEL_DECL)
- STMT_IS_FULL_EXPR_P (in _STMT)
STATEMENT_LIST_STMT_EXPR (in STATEMENT_LIST)
2: unused
3: STATEMENT_LIST_HAS_LABEL (in STATEMENT_LIST)
RID_ASM, RID_TYPEOF, RID_ALIGNOF, RID_ATTRIBUTE, RID_VA_ARG,
RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_CHOOSE_EXPR,
RID_TYPES_COMPATIBLE_P,
+ RID_DFLOAT32, RID_DFLOAT64, RID_DFLOAT128,
/* Too many ways of getting the name of a function as a string */
RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME, RID_C99_FUNCTION_NAME,
RID_PUBLIC, RID_PRIVATE, RID_PROTECTED,
RID_TEMPLATE, RID_NULL, RID_CATCH,
RID_DELETE, RID_FALSE, RID_NAMESPACE,
- RID_NEW, RID_OFFSETOF, RID_OPERATOR,
- RID_THIS, RID_THROW, RID_TRUE,
- RID_TRY, RID_TYPENAME, RID_TYPEID,
+ RID_NEW, RID_OFFSETOF, RID_OPERATOR,
+ RID_THIS, RID_THROW, RID_TRUE,
+ RID_TRY, RID_TYPENAME, RID_TYPEID,
RID_USING,
/* casts */
RID_CONSTCAST, RID_DYNCAST, RID_REINTCAST, RID_STATCAST,
+ /* C++ extensions */
+ RID_HAS_NOTHROW_ASSIGN, RID_HAS_NOTHROW_CONSTRUCTOR,
+ RID_HAS_NOTHROW_COPY, RID_HAS_TRIVIAL_ASSIGN,
+ RID_HAS_TRIVIAL_CONSTRUCTOR, RID_HAS_TRIVIAL_COPY,
+ RID_HAS_TRIVIAL_DESTRUCTOR, RID_HAS_VIRTUAL_DESTRUCTOR,
+ RID_IS_ABSTRACT, RID_IS_BASE_OF,
+ RID_IS_CONVERTIBLE_TO, RID_IS_CLASS,
+ RID_IS_EMPTY, RID_IS_ENUM,
+ RID_IS_POD, RID_IS_POLYMORPHIC,
+ RID_IS_UNION,
+
+ /* C++0x */
+ RID_STATIC_ASSERT,
+
/* Objective-C */
RID_AT_ENCODE, RID_AT_END,
RID_AT_CLASS, RID_AT_ALIAS, RID_AT_DEFS,
RID_AT_PRIVATE, RID_AT_PROTECTED, RID_AT_PUBLIC,
- RID_AT_PROTOCOL, RID_AT_SELECTOR,
+ RID_AT_PROTOCOL, RID_AT_SELECTOR,
RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH,
RID_AT_FINALLY, RID_AT_SYNCHRONIZED,
RID_AT_INTERFACE,
RID_FIRST_MODIFIER = RID_STATIC,
RID_LAST_MODIFIER = RID_ONEWAY,
+ RID_FIRST_CXX0X = RID_STATIC_ASSERT,
+ RID_LAST_CXX0X = RID_STATIC_ASSERT,
RID_FIRST_AT = RID_AT_ENCODE,
RID_LAST_AT = RID_AT_IMPLEMENTATION,
RID_FIRST_PQ = RID_IN,
CTI_PRETTY_FUNCTION_NAME_DECL,
CTI_C99_FUNCTION_NAME_DECL,
CTI_SAVED_FUNCTION_NAME_DECLS,
-
+
CTI_VOID_ZERO,
+ CTI_NULL,
+
CTI_MAX
};
/* A node for `((void) 0)'. */
#define void_zero_node c_global_trees[CTI_VOID_ZERO]
+/* The node for C++ `__null'. */
+#define null_node c_global_trees[CTI_NULL]
+
extern GTY(()) tree c_global_trees[CTI_MAX];
/* In a RECORD_TYPE, a sorted array of the fields of the type, not a
extern void push_file_scope (void);
extern void pop_file_scope (void);
-extern int yyparse (void);
extern stmt_tree current_stmt_tree (void);
extern tree push_stmt_list (void);
extern tree pop_stmt_list (tree);
extern tree add_stmt (tree);
extern void push_cleanup (tree, tree, bool);
+extern tree pushdecl_top_level (tree);
+extern tree pushdecl (tree);
+extern tree build_modify_expr (tree, enum tree_code, tree);
+extern tree build_indirect_ref (tree, const char *);
extern int c_expand_decl (tree);
extern int field_decl_cmp (const void *, const void *);
-extern void resort_sorted_fields (void *, void *, gt_pointer_operator,
- void *);
+extern void resort_sorted_fields (void *, void *, gt_pointer_operator,
+ void *);
extern bool has_c_linkage (tree decl);
\f
/* Switches common to the C front ends. */
extern int flag_short_wchar;
+/* Nonzero means allow implicit conversions between vectors with
+ differing numbers of subparts and/or differing element types. */
+extern int flag_lax_vector_conversions;
+
/* Nonzero means allow Microsoft extensions without warnings or errors. */
extern int flag_ms_extensions;
extern int flag_signed_bitfields;
-/* Nonzero means warn about deprecated conversion from string constant to
- `char *'. */
-
-extern int warn_write_strings;
-
-/* Warn about #pragma directives that are not recognized. */
+/* Warn about #pragma directives that are not recognized. */
-extern int warn_unknown_pragmas; /* Tri state variable. */
+extern int warn_unknown_pragmas; /* Tri state variable. */
/* Warn about format/argument anomalies in calls to formatted I/O functions
(*printf, *scanf, strftime, strfmon, etc.). */
extern int flag_gen_declaration;
-/* Generate code for GNU or NeXT runtime environment. */
-
-extern int flag_next_runtime;
-
/* Tells the compiler that this is a special run. Do not perform any
compiling, instead we are to test some platform dependent features
and output a C header file with appropriate definitions. */
extern int flag_check_new;
+/* Nonzero if we want to allow the use of experimental features that
+ are likely to become part of C++0x. */
+
+extern int flag_cpp0x;
+
/* Nonzero if we want the new ISO rules for pushing a new scope for `for'
initialization variables.
0: Old rules, set by -fno-for-scope.
extern int flag_use_cxa_atexit;
+/* Nonzero to use __cxa_get_exception_ptr in the C++ exception-handling
+ logic. */
+
+extern int flag_use_cxa_get_exception_ptr;
+
/* Nonzero means make the default pedwarns warnings instead of errors.
The value of this flag is ignored if -pedantic is specified. */
extern int warn_implicit;
+/* Warn about using __null (as NULL in C++) as sentinel. For code compiled
+ with GCC this doesn't matter as __null is guaranteed to have the right
+ size. */
+
+extern int warn_strict_null_sentinel;
+
/* Maximum template instantiation depth. This limit is rather
arbitrary, but it exists to limit the time it takes to notice
infinite template instantiations. */
extern const char *fname_as_string (int);
extern tree fname_decl (unsigned, tree);
-extern void check_function_arguments (tree, tree);
+extern void check_function_arguments (tree, int, tree *, tree);
extern void check_function_arguments_recurse (void (*)
(void *, tree,
unsigned HOST_WIDE_INT),
void *, tree,
unsigned HOST_WIDE_INT);
-extern void check_function_format (tree, tree);
+extern void check_function_format (tree, int, tree *);
extern void set_Wformat (int);
extern tree handle_format_attribute (tree *, tree, tree, int, bool *);
extern tree handle_format_arg_attribute (tree *, tree, tree, int, bool *);
extern tree c_common_unsigned_type (tree);
extern tree c_common_signed_type (tree);
extern tree c_common_signed_or_unsigned_type (int, tree);
+extern tree c_build_bitfield_integer_type (unsigned HOST_WIDE_INT, int);
+extern bool decl_with_nonnull_addr_p (tree);
extern tree c_common_truthvalue_conversion (tree);
extern void c_apply_type_quals_to_decl (int, tree);
extern tree c_sizeof_or_alignof_type (tree, bool, int);
extern tree fix_string_type (tree);
struct varray_head_tag;
extern void constant_expression_warning (tree);
+extern void strict_aliasing_warning (tree, tree, tree);
+extern void empty_if_body_warning (tree, tree);
+extern void warnings_for_convert_and_check (tree, tree, tree);
extern tree convert_and_check (tree, tree);
extern void overflow_warning (tree);
-extern void unsigned_conversion_warning (tree, tree);
+extern void warn_logical_operator (enum tree_code, tree, tree);
+extern void check_main_parameter_types (tree decl);
extern bool c_determine_visibility (tree);
+extern bool same_scalar_type_ignoring_signedness (tree, tree);
#define c_sizeof(T) c_sizeof_or_alignof_type (T, true, 1)
#define c_alignof(T) c_sizeof_or_alignof_type (T, false, 1)
extern void disable_builtin_function (const char *);
+extern void set_compound_literal_name (tree decl);
+
extern tree build_va_arg (tree, tree);
extern unsigned int c_common_init_options (unsigned int, const char **);
/* These macros provide convenient access to the various _STMT nodes. */
-/* Nonzero if this statement should be considered a full-expression,
- i.e., if temporaries created during this statement should have
- their destructors run at the end of this statement. (In C, this
- will always be false, since there are no destructors.) */
-#define STMT_IS_FULL_EXPR_P(NODE) TREE_LANG_FLAG_1 ((NODE))
-
/* Nonzero if a given STATEMENT_LIST represents the outermost binding
if a statement expression. */
#define STATEMENT_LIST_STMT_EXPR(NODE) \
#define STATEMENT_LIST_HAS_LABEL(NODE) \
TREE_LANG_FLAG_3 (STATEMENT_LIST_CHECK (NODE))
-/* EXPR_STMT accessor. This gives the expression associated with an
- expression statement. */
-#define EXPR_STMT_EXPR(NODE) TREE_OPERAND (EXPR_STMT_CHECK (NODE), 0)
-
/* COMPOUND_LITERAL_EXPR accessors. */
#define COMPOUND_LITERAL_EXPR_DECL_STMT(NODE) \
TREE_OPERAND (COMPOUND_LITERAL_EXPR_CHECK (NODE), 0)
#undef DEFTREECODE
-#define c_common_stmt_codes \
- EXPR_STMT
-
-/* TRUE if a code represents a statement. The front end init
- langhook should take care of initialization of this array. */
-extern bool statement_code_p[MAX_TREE_CODES];
-
-#define STATEMENT_CODE_P(CODE) statement_code_p[(int) (CODE)]
-
-#define INIT_STATEMENT_CODES(STMT_CODES) \
- do { \
- unsigned int i; \
- memset (&statement_code_p, 0, sizeof (statement_code_p)); \
- for (i = 0; i < ARRAY_SIZE (STMT_CODES); i++) \
- statement_code_p[STMT_CODES[i]] = true; \
- } while (0)
-
-extern int stmts_are_full_exprs_p (void);
extern int anon_aggr_type_p (tree);
/* For a VAR_DECL that is an anonymous union, these are the various
extern tree build_binary_op (enum tree_code, tree, tree, int);
extern tree perform_integral_promotions (tree);
+/* These functions must be defined by each front-end which implements
+ a variant of the C language. They are used by port files. */
+
+extern tree default_conversion (tree);
+
/* Given two integer or real types, return the type for their sum.
Given two compatible ANSI C types, returns the merged type. */
/* Same function prototype, but the C and C++ front ends have
different implementations. Used in c-common.c. */
extern tree lookup_label (tree);
+extern tree lookup_name (tree);
-extern int vector_types_convertible_p (tree t1, tree t2);
+extern bool vector_types_convertible_p (tree t1, tree t2, bool emit_lax_note);
extern rtx c_expand_expr (tree, rtx, enum machine_mode, int, rtx *);
+extern void c_expand_body (tree);
extern tree c_staticp (tree);
extern void verify_sequence_points (tree);
-extern tree fold_offsetof (tree);
+extern tree fold_offsetof (tree, tree);
/* Places where an lvalue, or modifiable lvalue, may be required.
Used to select diagnostic messages in lvalue_error and
extern tree builtin_type_for_size (int, bool);
+extern void warn_array_subscript_with_type_char (tree);
+extern void warn_about_parentheses (enum tree_code, enum tree_code,
+ enum tree_code);
+extern void warn_for_unused_label (tree label);
+extern void warn_for_div_by_zero (tree divisor);
+
+
/* In c-gimplify.c */
extern void c_genericize (tree);
extern int c_gimplify_expr (tree *, tree *, tree *);
const char *orig);
extern void c_common_write_pch (void);
extern void c_common_no_more_pch (void);
-extern void c_common_pch_pragma (cpp_reader *pfile);
+extern void c_common_pch_pragma (cpp_reader *pfile, const char *);
+extern void c_common_print_pch_checksum (FILE *f);
+
+/* In *-checksum.c */
+extern const unsigned char executable_checksum[16];
extern void builtin_define_with_value (const char *, const char *, int);
extern void c_stddef_cpp_builtins (void);
extern tree objc_is_object_ptr (tree);
extern void objc_check_decl (tree);
extern int objc_is_reserved_word (tree);
-extern int objc_comptypes (tree, tree, int);
+extern bool objc_compare_types (tree, tree, int, tree);
+extern void objc_volatilize_decl (tree);
+extern bool objc_type_quals_match (tree, tree);
+extern tree objc_rewrite_function_call (tree, tree);
extern tree objc_message_selector (void);
extern tree objc_lookup_ivar (tree, tree);
extern void objc_clear_super_receiver (void);
extern void objc_finish_implementation (void);
extern void objc_set_visibility (int);
extern void objc_set_method_type (enum tree_code);
-extern tree objc_build_method_signature (tree, tree, tree);
+extern tree objc_build_method_signature (tree, tree, tree, bool);
extern void objc_add_method_declaration (tree);
extern void objc_start_method_definition (tree);
extern void objc_finish_method_definition (tree);
extern tree objc_build_keyword_decl (tree, tree, tree);
extern tree objc_build_throw_stmt (tree);
extern void objc_begin_try_stmt (location_t, tree);
-extern void objc_finish_try_stmt (void);
+extern tree objc_finish_try_stmt (void);
extern void objc_begin_catch_clause (tree);
extern void objc_finish_catch_clause (void);
extern void objc_build_finally_clause (location_t, tree);
-extern void objc_build_synchronized (location_t, tree, tree);
+extern tree objc_build_synchronized (location_t, tree, tree);
extern int objc_static_init_needed_p (void);
extern tree objc_generate_static_init_call (tree);
+extern tree objc_generate_write_barrier (tree, enum tree_code, tree);
/* The following are provided by the C and C++ front-ends, and called by
ObjC/ObjC++. */
extern void preprocess_file (cpp_reader *);
extern void pp_file_change (const struct line_map *);
extern void pp_dir_change (cpp_reader *, const char *);
+extern bool check_missing_format_attribute (tree, tree);
+
+/* In c-omp.c */
+extern tree c_finish_omp_master (tree);
+extern tree c_finish_omp_critical (tree, tree);
+extern tree c_finish_omp_ordered (tree);
+extern void c_finish_omp_barrier (void);
+extern tree c_finish_omp_atomic (enum tree_code, tree, tree);
+extern void c_finish_omp_flush (void);
+extern tree c_finish_omp_for (location_t, tree, tree, tree, tree, tree, tree);
+extern void c_split_parallel_clauses (tree, tree *, tree *);
+extern enum omp_clause_default_kind c_omp_predetermined_sharing (tree);
+
+/* Not in c-omp.c; provided by the front end. */
+extern bool c_omp_sharing_predetermined (tree);
+extern tree c_omp_remap_decl (tree, bool);
+
+/* In order for the format checking to accept the C frontend
+ diagnostic framework extensions, you must include this file before
+ toplev.h, not after. The C front end formats are a subset of those
+ for C++, so they are the appropriate set to use in common code;
+ cp-tree.h overrides this for C++. */
+#ifndef GCC_DIAG_STYLE
+#define GCC_DIAG_STYLE __gcc_cdiag__
+#endif
+
+/* Functions called automatically at the beginning and end of execution. */
+extern GTY (()) tree static_ctors;
+extern GTY (()) tree static_dtors;
+
+extern void c_record_cdtor_fn (tree);
+extern void c_build_cdtor_fns (void);
#endif /* ! GCC_C_COMMON_H */