2013-04-03 Richard Biener <rguenther@suse.de>
commit042301efbfcc2c49949794513fc46e32e4de4710
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 3 Apr 2013 13:41:13 +0000 (3 13:41 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 3 Apr 2013 13:41:13 +0000 (3 13:41 +0000)
treee43fd5f30498046759be5fda1f8cf02f9c7f92ed
parent19bacd5999a02c35f914f28a87a2dc2906b2fe6d
2013-04-03  Richard Biener  <rguenther@suse.de>

PR tree-optimization/56817
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
Split out ...
(tree_unroll_loops_completely_1): ... new function to manually
walk the loop tree, properly defering outer loops of unrolled
loops to later iterations.

* g++.dg/torture/pr56817.C: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@197411 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/g++.dg/torture/pr56817.C [new file with mode: 0644]
gcc/tree-ssa-loop-ivcanon.c