2017-11-15 Richard Biener <rguenther@suse.de>
commit844b65e3b09419d260b2b59767bd1c667c9824a2
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 15 Nov 2017 12:50:39 +0000 (15 12:50 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 15 Nov 2017 12:50:39 +0000 (15 12:50 +0000)
treea7025954ad92dc1187eb76ae02e3fbd5c1e89858
parentc4bdaafe4026665ee2036603159808d882387ea8
2017-11-15  Richard Biener  <rguenther@suse.de>

PR tree-optimization/82985
Backport from mainline
2017-08-15  Richard Biener  <rguenther@suse.de>

PR tree-optimization/81790
* tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
CONSTRUCTORs from simplifying and VN.

* gcc.dg/torture/pr81790.c: New testcase.
* g++.dg/torture/pr82985.C: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@254766 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/g++.dg/torture/pr82985.C [new file with mode: 0644]
gcc/testsuite/gcc.dg/torture/pr81790.c [new file with mode: 0644]
gcc/tree-ssa-sccvn.c