[Bug debug/46258] gcc.dg/tree-ssa/pr23820.c: -fcompare-debug failure with -O3 -ffloat-store

[aoliva at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46258

--- Comment #4 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2010-11-29 19:20:52 UTC ---
Author: aoliva
Date: Mon Nov 29 19:20:48 2010
New Revision: 167264

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167264
Log:
PR debug/46258
* tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
debug stmts.

Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/tree-cfg.c