2018-11-13 Richard Biener <rguenther@suse.de>
commit9129f51cfcf4f3f2e51ed978fff06c28a0d8dcf1
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 13 Nov 2018 13:51:34 +0000 (13 13:51 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 13 Nov 2018 13:51:34 +0000 (13 13:51 +0000)
tree4195b8bd3d01d316a9a6390f21fb723aa650477f
parent31665a2403a1a16144ff5a5da1cb98f17979afd6
2018-11-13  Richard Biener  <rguenther@suse.de>

PR tree-optimization/87962
* tree-vect-loop.c (vect_is_simple_reduction): More reliably
detect outer reduction for disqualifying in-loop uses.

* gcc.dg/pr87962.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@266071 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/pr87962.c [new file with mode: 0644]
gcc/tree-vect-loop.c