PR go/47113

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

diff --git a/gcc/c-tree.h b/gcc/c-tree.h
index 0d94ceb..8e88362 100644 (file)
--- a/gcc/c-tree.h
+++ b/gcc/c-tree.h
@@ -98,7 +98,7 @@ along with GCC; see the file COPYING3.  If not see
    (but this is presently difficult because some of them need FILE*).  */
 #define C_DECL_ISNT_PROTOTYPE(EXP)                     \
        (EXP == 0                                       \
-       || (TYPE_ARG_TYPES (TREE_TYPE (EXP)) == 0       \
+       || (!prototype_p (TREE_TYPE (EXP))      \
            && !DECL_BUILT_IN (EXP)))
 
 /* For FUNCTION_TYPE, a hidden list of types of arguments.  The same as
@@ -134,6 +134,8 @@ struct c_expr
    only used to distinguish tag definitions, tag references and typeof
    uses.  */
 enum c_typespec_kind {
+  /* No typespec.  This appears only in struct c_declspec.  */
+  ctsk_none,
   /* A reserved keyword type specifier.  */
   ctsk_resword,
   /* A reference to a tag, previously declared, such as "struct foo".
@@ -225,13 +227,14 @@ struct c_declspecs {
   /* Any type specifier keyword used such as "int", not reflecting
      modifiers such as "short", or cts_none if none.  */
   ENUM_BITFIELD (c_typespec_keyword) typespec_word : 8;
+  /* The kind of type specifier if one has been seen, ctsk_none
+     otherwise.  */
+  ENUM_BITFIELD (c_typespec_kind) typespec_kind : 3;
   /* Whether any expressions in typeof specifiers may appear in
      constant expressions.  */
   BOOL_BITFIELD expr_const_operands : 1;
   /* Whether any declaration specifiers have been seen at all.  */
   BOOL_BITFIELD declspecs_seen_p : 1;
-  /* Whether a type specifier has been seen.  */
-  BOOL_BITFIELD type_seen_p : 1;
   /* Whether something other than a storage class specifier or
      attribute has been seen.  This is used to warn for the
      obsolescent usage of storage class specifiers other than at the
@@ -241,10 +244,6 @@ struct c_declspecs {
   BOOL_BITFIELD non_sc_seen_p : 1;
   /* Whether the type is specified by a typedef or typeof name.  */
   BOOL_BITFIELD typedef_p : 1;
-  /* Whether a struct, union or enum type either had its content
-     defined by a type specifier in the list or was the first visible
-     declaration of its tag.  */
-  BOOL_BITFIELD tag_defined_p : 1;
   /* Whether the type is explicitly "signed" or specified by a typedef
      whose type is explicitly "signed".  */
   BOOL_BITFIELD explicit_signed_p : 1;
@@ -295,7 +294,7 @@ enum c_declarator_kind {
   cdk_attrs
 };
 
-typedef struct GTY(()) c_arg_tag_d {
+typedef struct c_arg_tag_d {
   /* The argument name.  */
   tree id;
   /* The type of the argument.  */
@@ -502,7 +501,6 @@ extern void c_initialize_diagnostics (diagnostic_context *);
 extern bool c_vla_unspec_p (tree x, tree fn);
 
 /* in c-typeck.c */
-extern bool in_late_binary_op;
 extern int in_alignof;
 extern int in_sizeof;
 extern int in_typeof;