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re PR tree-optimization/65551 (FAIL: 26_numerics/complex/50880.cc execution test)

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PR tree-optimization/65551
	* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use
	TYPE_PRECISION only for INTEGRAL_TYPE_P types.

From-SVN: r221702
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Jakub Jelinek 2015-03-26 20:17:44 +01:00 committed by Jakub Jelinek
parent 8be568519b
commit 552b2afefb
2 changed files with 11 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,9 @@
2015-03-26 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/65551
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use
TYPE_PRECISION only for INTEGRAL_TYPE_P types.
2015-03-26 Richard Biener <rguenther@suse.de>
PR middle-end/65555

6
gcc/tree-ssa-sccvn.c
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@ -1352,7 +1352,11 @@ fully_constant_vn_reference_p (vn_reference_t ref)
|| TYPE_PRECISION (ref->type) % BITS_PER_UNIT == 0))
{
HOST_WIDE_INT off = 0;
HOST_WIDE_INT size = TYPE_PRECISION (ref->type);
HOST_WIDE_INT size;
if (INTEGRAL_TYPE_P (ref->type))
size = TYPE_PRECISION (ref->type);
else
size = tree_to_shwi (TYPE_SIZE (ref->type));
if (size % BITS_PER_UNIT != 0
|| size > MAX_BITSIZE_MODE_ANY_MODE)
return NULL_TREE;