re PR tree-optimization/78312 (wrong code due to ssa-backprop)
authorRichard Biener <rguenther@suse.de>
Mon, 14 Nov 2016 10:33:15 +0000 (10:33 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Mon, 14 Nov 2016 10:33:15 +0000 (10:33 +0000)
commit5129b43be675171c2e4742ae4b1e073249314818
tree2ca5eb36c704a785bb669f3c685de8065075ccc0
parentd97cca4a46aea362e15fbf3a35f5f8c4f66ded75
re PR tree-optimization/78312 (wrong code due to ssa-backprop)

2016-11-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/78312
* gimple-ssa-backprop.c (backprop::prepare_change): Reset
flow-sensitive info.

* gcc.dg/torture/pr78312.c: New testcase.

From-SVN: r242380
gcc/ChangeLog
gcc/gimple-ssa-backprop.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/torture/pr78312.c [new file with mode: 0644]