2016-01-15 Richard Biener <rguenther@suse.de>
commit4345b86806dabf41d683fa4b697a60c449c93e5f
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 15 Jan 2016 08:16:08 +0000 (15 08:16 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 15 Jan 2016 08:16:08 +0000 (15 08:16 +0000)
tree33f5020fb384b207315cae72de2656e7575955d8
parentf2396141955fbf98889ce4746cdc7a531d1c1cef
2016-01-15  Richard Biener  <rguenther@suse.de>

PR tree-optimization/69117
* tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
* tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
of the leader conservatively.
(free_scc_vn): Restore original SSA name infos.

* gcc.dg/torture/pr69117.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232401 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/torture/pr69117.c [new file with mode: 0644]
gcc/tree-ssa-sccvn.c
gcc/tree-ssa-sccvn.h