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
0: TREE_NEGATED_INT (in INTEGER_CST).
IDENTIFIER_MARKED (used by search routines).
DECL_PRETTY_FUNCTION_P (in VAR_DECL)
- STMT_EXPR_NO_SCOPE (in STMT_EXPR)
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)
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
These may be shadowed, and may be referenced from nested functions. */
#define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
-/* Flag strings given by __FUNCTION__ and __PRETTY_FUNCTION__ for a
- warning if they undergo concatenation. */
-#define C_ARTIFICIAL_STRING_P(NODE) TREE_LANG_FLAG_0 (NODE)
-
typedef enum c_language_kind
{
clk_c = 0, /* C90, C94 or C99 */
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 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, tree, tree);
extern void check_function_arguments_recurse (void (*)
(void *, tree,
unsigned HOST_WIDE_INT),
extern tree c_common_signed_or_unsigned_type (int, 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, enum tree_code, int);
+extern tree c_sizeof_or_alignof_type (tree, bool, int);
extern tree c_alignof_expr (tree);
/* Print an error message for invalid operands to arith operation CODE.
NOP_EXPR is used as a special case (see truthvalue_conversion). */
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 tree convert_and_check (tree, tree);
extern void overflow_warning (tree);
extern void unsigned_conversion_warning (tree, tree);
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, SIZEOF_EXPR, 1)
-#define c_alignof(T) c_sizeof_or_alignof_type (T, ALIGNOF_EXPR, 1)
+#define c_sizeof(T) c_sizeof_or_alignof_type (T, true, 1)
+#define c_alignof(T) c_sizeof_or_alignof_type (T, false, 1)
/* Subroutine of build_binary_op, used for comparison operations.
See if the operands have both been converted from subword integer types
/* 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))
-/* WHILE_STMT accessors. These give access to the condition of the
- while statement and the body of the while statement, respectively. */
-#define WHILE_COND(NODE) TREE_OPERAND (WHILE_STMT_CHECK (NODE), 0)
-#define WHILE_BODY(NODE) TREE_OPERAND (WHILE_STMT_CHECK (NODE), 1)
-
-/* DO_STMT accessors. These give access to the condition of the do
- statement and the body of the do statement, respectively. */
-#define DO_COND(NODE) TREE_OPERAND (DO_STMT_CHECK (NODE), 0)
-#define DO_BODY(NODE) TREE_OPERAND (DO_STMT_CHECK (NODE), 1)
-
-/* EXPR_STMT accessor. This gives the expression associated with an
- expression statement. */
-#define EXPR_STMT_EXPR(NODE) TREE_OPERAND (EXPR_STMT_CHECK (NODE), 0)
-
-/* FOR_STMT accessors. These give access to the init statement,
- condition, update expression, and body of the for statement,
- respectively. */
-#define FOR_INIT_STMT(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 0)
-#define FOR_COND(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 1)
-#define FOR_EXPR(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 2)
-#define FOR_BODY(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 3)
-
-#define SWITCH_STMT_COND(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 0)
-#define SWITCH_STMT_BODY(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 1)
-#define SWITCH_STMT_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2)
-
-/* STMT_EXPR accessor. */
-#define STMT_EXPR_STMT(NODE) TREE_OPERAND (STMT_EXPR_CHECK (NODE), 0)
-
-/* Nonzero if this statement-expression does not have an associated scope. */
-#define STMT_EXPR_NO_SCOPE(NODE) \
- TREE_LANG_FLAG_0 (STMT_EXPR_CHECK (NODE))
-
/* 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, FOR_STMT, \
- WHILE_STMT, DO_STMT, \
- BREAK_STMT, CONTINUE_STMT, SWITCH_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 do_case (tree, tree);
extern tree build_stmt (enum tree_code, ...);
extern tree build_case_label (tree, tree, tree);
-extern tree build_continue_stmt (void);
-extern tree build_break_stmt (void);
/* These functions must be defined by each front-end which implements
a variant of the C language. They are used in c-common.c. */
extern tree build_unary_op (enum tree_code, tree, int);
extern tree build_binary_op (enum tree_code, tree, tree, int);
-extern tree default_conversion (tree);
+extern tree perform_integral_promotions (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 c_add_case_label (splay_tree, tree, tree, tree, tree);
-extern void c_do_switch_warnings (splay_tree, tree);
+extern void c_do_switch_warnings (splay_tree, location_t, tree, tree);
extern tree build_function_call (tree, tree);
+extern tree resolve_overloaded_builtin (tree, tree);
+
extern tree finish_label_address_expr (tree);
/* 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 void lvalue_error (enum lvalue_use);
+extern int complete_array_type (tree *, tree, bool);
+
+extern tree builtin_type_for_size (int, bool);
+
+extern void warn_array_subscript_with_type_char (tree);
+
/* In c-gimplify.c */
extern void c_genericize (tree);
extern int c_gimplify_expr (tree *, tree *, tree *);
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_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 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
#endif /* ! GCC_C_COMMON_H */
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