OSDN Git Service

2010-05-08 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 8 May 2010 13:12:56 +0000 (13:12 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 8 May 2010 13:12:56 +0000 (13:12 +0000)
commitca100953ebba1afb0db79bf2ba4125ae78afdbf4
tree88174d0fb4861e8b266c6b7788ef7dced0efef72
parentc9d19f43d70873e74aa3b03270d6b5c06256b68a
2010-05-08  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44030
* tree-ssa-pre.c (eliminate): Copy NECESSARY flag.  Set
NECESSARY flag if we propagate from a inserted expression.

* gcc.c-torture/compile/pr44030.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159186 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/compile/pr44030.c [new file with mode: 0644]
gcc/tree-ssa-pre.c