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author	Richard Guenther <rguenther@suse.de>
	Wed, 9 Sep 2009 14:35:51 +0000 (14:35 +0000)
committer	Richard Biener <rguenth@gcc.gnu.org>
	Wed, 9 Sep 2009 14:35:51 +0000 (14:35 +0000)
commit	5a4b005fef1940cf50746c9a3c30caf8e40dbef5
tree	71d463d74a0a58f296740318049e7e99e52d9d90	tree
parent	ccffb7554eb3c2ab5760c2d817c2ff4e8aae09bc	commit \| diff

re PR middle-end/41317 (folding causes strict aliasing violation)

2009-09-09 Richard Guenther <rguenther@suse.de>

PR middle-end/41317
* tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
code dealing with plain pointer bases.
(maybe_fold_offset_to_reference): Likewise.
(maybe_fold_stmt_addition): Adjust.

* gcc.c-torture/execute/pr41317.c: New testcase.
* gcc.dg/tree-ssa/forwprop-11.c: XFAIL.
* gcc.dg/tree-ssa/forwprop-12.c: Likewise.

From-SVN: r151559

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/gcc.c-torture/execute/pr41317.c	[new file with mode: 0644]	blob
gcc/testsuite/gcc.dg/tree-ssa/forwprop-11.c		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/tree-ssa/forwprop-12.c		diff \| blob \| blame \| history
gcc/tree-ssa-ccp.c		diff \| blob \| blame \| history

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