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re PR middle-end/38371 (Fold check error during bootstrap)

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PR middle-end/38371
	* fold-const.c (fold_checksum_tree): Allow modification of
	TYPE_NEXT_VARIANT.

From-SVN: r142430
This commit is contained in:
Jakub Jelinek 2008-12-04 10:33:27 +01:00 • committed by Jakub Jelinek
parent dc540ffd68
commit 5cf9684138
2 changed files with 11 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2008-12-04 Jakub Jelinek <jakub@redhat.com>
PR middle-end/38371
* fold-const.c (fold_checksum_tree): Allow modification of
TYPE_NEXT_VARIANT.
2008-12-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/38360

7
gcc/fold-const.c
View file

@ -13364,9 +13364,11 @@ recursive_label:
expr = (tree) &buf;
}
else if (TREE_CODE_CLASS (code) == tcc_type
&& (TYPE_POINTER_TO (expr) || TYPE_REFERENCE_TO (expr)
&& (TYPE_POINTER_TO (expr)
|| TYPE_REFERENCE_TO (expr)
|| TYPE_CACHED_VALUES_P (expr)
|| TYPE_CONTAINS_PLACEHOLDER_INTERNAL (expr)))
|| TYPE_CONTAINS_PLACEHOLDER_INTERNAL (expr)
|| TYPE_NEXT_VARIANT (expr)))
{
/* Allow these fields to be modified. */
tree tmp;
@ -13375,6 +13377,7 @@ recursive_label:
TYPE_CONTAINS_PLACEHOLDER_INTERNAL (tmp) = 0;
TYPE_POINTER_TO (tmp) = NULL;
TYPE_REFERENCE_TO (tmp) = NULL;
TYPE_NEXT_VARIANT (tmp) = NULL;
if (TYPE_CACHED_VALUES_P (tmp))
{
TYPE_CACHED_VALUES_P (tmp) = 0;