2007-07-02 Richard Guenther <rguenther@suse.de>

[pf3gnuchains/gcc-fork.git] / gcc / c-common.h

diff --git a/gcc/c-common.h b/gcc/c-common.h
index 40d8b96..1a9a3e5 100644 (file)
--- a/gcc/c-common.h
+++ b/gcc/c-common.h
@@ -90,6 +90,20 @@ enum rid
   /* 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,
@@ -105,6 +119,8 @@ enum rid
   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,
@@ -238,6 +254,8 @@ extern c_language_kind c_language;
 #define c_dialect_cxx()                (c_language & clk_cxx)
 #define c_dialect_objc()       (c_language & clk_objc)
 
+extern bool lang_fortran;
+
 /* Information about a statement tree.  */
 
 struct stmt_tree_s GTY(()) {
@@ -389,6 +407,10 @@ extern int flag_short_double;
 
 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;
 
@@ -521,10 +543,18 @@ extern int flag_access_control;
 
 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. */
+/* The supported C++ dialects.  */
 
-extern int flag_cpp0x;
+enum cxx_dialect {
+  /* C++98  */
+  cxx98,
+  /* Experimental features that are likely to become part of
+     C++0x.  */
+  cxx0x
+};
+
+/* The C++ dialect being used. C++98 is the default.  */
+extern enum cxx_dialect cxx_dialect;
 
 /* Nonzero if we want the new ISO rules for pushing a new scope for `for'
    initialization variables.
@@ -631,13 +661,13 @@ extern void finish_fname_decls (void);
 extern const char *fname_as_string (int);
 extern tree fname_decl (unsigned, tree);
 
-extern void check_function_arguments (tree, 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 *);
@@ -649,20 +679,23 @@ 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 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 void binary_op_error (enum tree_code);
+extern void binary_op_error (enum tree_code, tree, tree);
 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_body_warning (tree, tree);
+extern bool 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 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);
@@ -704,6 +737,7 @@ extern bool c_promoting_integer_type_p (tree);
 extern int self_promoting_args_p (tree);
 extern tree strip_array_types (tree);
 extern tree strip_pointer_operator (tree);
+extern tree strip_pointer_or_array_types (tree);
 extern HOST_WIDE_INT c_common_to_target_charset (HOST_WIDE_INT);
 
 /* This is the basic parsing function.  */
@@ -797,9 +831,10 @@ extern tree finish_label_address_expr (tree);
 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);
 
@@ -856,6 +891,11 @@ 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);
+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);