2018-08-29 Richard Biener <rguenther@suse.de>
commit91860f4fcf8ef515ce604290c06131a7c9875498
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 29 Aug 2018 15:02:06 +0000 (29 15:02 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 29 Aug 2018 15:02:06 +0000 (29 15:02 +0000)
tree9f1fcdfb08472722c7012a32d9ee1bcd75d38d80
parentb87672f7d60077ff7e8bbd66e7663c226bd82bf4
2018-08-29  Richard Biener  <rguenther@suse.de>

* tree-ssa-sccvn.c (vuse_ssa_val): Return NULL for unvisited
virtual operands that are not default defs to honor region
boundaries.
(rpo_vn_valueize): Remove ineffective code here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@263960 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/tree-ssa-sccvn.c