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2010-03-01 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 1 Mar 2010 16:57:02 +0000 (16:57 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 1 Mar 2010 16:57:02 +0000 (16:57 +0000)
commitc40a6f906600da14fa8a9d5846f4478da8ddebc4
treedce5f3e5cbf410a30b6490696932190d8e2cdfe1
parent4847708aa3b5f0e9611dc2c914233db9bc1555d2
2010-03-01  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43220
* tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
BUILT_IN_STACK_{SAVE,RESTORE} around alloca.

* gcc.c-torture/execute/pr43220.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157149 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/execute/pr43220.c [new file with mode: 0644]
gcc/tree-ssa-ccp.c