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(duplicate_decls): Put new type in same obstack as old ones, or 

permanent is old ones in different obstacks.

From-SVN: r7001
This commit is contained in:
Richard Kenner 1994-04-09 08:25:26 -04:00
parent 34b1b41f3b
commit 46b1c39385
1 changed files with 13 additions and 0 deletions
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13
gcc/c-decl.c
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@ -1624,6 +1624,17 @@ duplicate_decls (newdecl, olddecl)
if (types_match)
{
/* Make sure we put the new type in the same obstack as the old ones.
If the old types are not both in the same obstack, use the permanent
one. */
if (TYPE_OBSTACK (oldtype) == TYPE_OBSTACK (newtype))
push_obstacks (TYPE_OBSTACK (oldtype), TYPE_OBSTACK (oldtype));
else
{
push_obstacks_nochange ();
end_temporary_allocation ();
}
/* Merge the data types specified in the two decls. */
if (TREE_CODE (newdecl) != FUNCTION_DECL || !DECL_BUILT_IN (olddecl))
TREE_TYPE (newdecl)
@ -1688,6 +1699,8 @@ duplicate_decls (newdecl, olddecl)
are assigned. */
if (DECL_SECTION_NAME (newdecl) == NULL_TREE)
DECL_SECTION_NAME (newdecl) = DECL_SECTION_NAME (olddecl);
pop_obstacks ();
}
/* If cannot merge, then use the new type and qualifiers,
and don't preserve the old rtl. */