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author	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Mon, 29 Mar 2010 15:20:07 +0000 (15:20 +0000)
committer	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Mon, 29 Mar 2010 15:20:07 +0000 (15:20 +0000)
commit	307f7fdab3d257c2d86a68133d5bba4c9e2af961
tree	f88e6ff40be54449b7f60f480ca30300c46d4eb3	tree \| snapshot
parent	7fe0ef3add4739e6e03d6a75cafd25a09198c5a4	commit \| diff

2010-03-29 Richard Guenther <rguenther@suse.de>

PR tree-optimization/43560
* tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
parameter.
(can_sm_ref_p): Treat stores to readonly locations as
trapping.

* gcc.dg/torture/pr43560.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157799 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog		diff \| blob \| history
gcc/testsuite/ChangeLog		diff \| blob \| history
gcc/testsuite/gcc.dg/torture/pr43560.c	[new file with mode: 0644]	blob
gcc/tree-ssa-loop-im.c		diff \| blob \| history

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