2016-09-06 Richard Biener <rguenther@suse.de>
commit43d2460d3979cd7c7d0cd8e5fe128185578ff734
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 6 Sep 2016 12:51:01 +0000 (6 12:51 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 6 Sep 2016 12:51:01 +0000 (6 12:51 +0000)
treeff3dd354dbee4aa86f09a20f3bd1562184e07dd9
parent4c04bcceefe31b60e6177cb106d046c5720726b0
2016-09-06  Richard Biener  <rguenther@suse.de>

PR tree-optimization/77479
* tree-vrp.c (update_value_range): Extend overflow handling to
VARYING.

* gcc.dg/torture/pr77479.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@240007 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/torture/pr77479.c [new file with mode: 0644]
gcc/tree-vrp.c