[Bug tree-optimization/54200] copyrename generates wrong debuginfo

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54200

--- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-08-13 09:29:33 UTC ---
Author: rguenth
Date: Mon Aug 13 09:29:28 2012
New Revision: 190339

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190339
Log:
2012-08-13  Richard Guenther  <rguenther@suse.de>

    PR tree-optimization/54200
    * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
    PHI results to another partition if not all PHI arguments
    have the same partition.

    * gcc.dg/guality/pr54200.c: New testcase.
    * gcc.dg/tree-ssa/slsr-8.c: Adjust.

Added:
    trunk/gcc/testsuite/gcc.dg/guality/pr54200.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/slsr-8.c
    trunk/gcc/tree-ssa-copyrename.c