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(c_build_type_variant): Don't futz with main type variant of array since C...

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(c_build_type_variant): Don't futz with main type variant of array
since C Standard requires main type variant of array-of-const also be
array-of-const.

From-SVN: r14195
This commit is contained in:
Richard Kenner 1997-06-09 18:37:37 -04:00
parent a68d4b7592
commit 3ab1999b99
1 changed files with 3 additions and 22 deletions
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25
gcc/c-common.c
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@ -2514,27 +2514,8 @@ c_build_type_variant (type, constp, volatilep)
int constp, volatilep;
{
if (TREE_CODE (type) == ARRAY_TYPE)
{
tree real_main_variant = TYPE_MAIN_VARIANT (type);
push_obstacks (TYPE_OBSTACK (real_main_variant),
TYPE_OBSTACK (real_main_variant));
type = build_array_type (c_build_type_variant (TREE_TYPE (type),
constp, volatilep),
TYPE_DOMAIN (type));
/* TYPE must be on same obstack as REAL_MAIN_VARIANT. If not,
make a copy. (TYPE might have come from the hash table and
REAL_MAIN_VARIANT might be in some function's obstack.) */
if (TYPE_OBSTACK (type) != TYPE_OBSTACK (real_main_variant))
{
type = copy_node (type);
TYPE_POINTER_TO (type) = TYPE_REFERENCE_TO (type) = 0;
}
TYPE_MAIN_VARIANT (type) = real_main_variant;
pop_obstacks ();
}
return build_array_type (c_build_type_variant (TREE_TYPE (type),
constp, volatilep),
TYPE_DOMAIN (type));
return build_type_variant (type, constp, volatilep);
}