tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard empty CTOR and memset partia...
authorRichard Biener <rguenther@suse.de>
Wed, 4 Dec 2019 13:21:39 +0000 (13:21 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Wed, 4 Dec 2019 13:21:39 +0000 (13:21 +0000)
commit6d8d58a852b54b9e3002b62ea0e658a9a4bfbb93
tree2ddae30a5f098ba49c5d93059bf2fd4c632c45da
parent7b86aaf45c00ec038a0da003f41d5334a00e603c
tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard empty CTOR and memset partial-def registering.

2019-12-04  Richard Biener  <rguenther@suse.de>

* tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard
empty CTOR and memset partial-def registering.  Take advantage
of fancy offset analysis in memset handling.

From-SVN: r278965
gcc/ChangeLog
gcc/tree-ssa-sccvn.c