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author	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Sun, 2 Nov 2008 13:34:58 +0000 (13:34 +0000)
committer	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Sun, 2 Nov 2008 13:34:58 +0000 (13:34 +0000)
commit	19744bd46feecb3fbe9dff1dc0cd607bedb23af2
tree	8c0e73b01869af871ad88b8619d5546944121409	tree \| snapshot
parent	fbbe0dc2866f3b1a79521fd2b7f759dcdb587ecc	commit \| diff

2008-11-02 Richard Guenther <rguenther@suse.de>

PR tree-optimization/37991
* tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
* tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
(set_ssa_val_to): Print if the value changed.
(simplify_binary_expression): Strip useless conversions.

* gcc.c-torture/compile/pr37991.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@141532 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog		diff \| blob \| history
gcc/testsuite/ChangeLog		diff \| blob \| history
gcc/testsuite/gcc.c-torture/compile/pr37991.c	[new file with mode: 0644]	blob
gcc/tree-ssa-sccvn.c		diff \| blob \| history
gcc/tree-ssa-sccvn.h		diff \| blob \| history

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