[Bug tree-optimization/48134] [4.6/4.7 Regression] ICE: in refs_may_alias_p_1, at tree-ssa-alias.c:1085 with custom flags

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48134

--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-17 
14:59:04 UTC ---
Author: rguenth
Date: Thu Mar 17 14:59:00 2011
New Revision: 171098

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171098
Log:
2011-03-17  Richard Guenther  <rguent...@suse.de>

    PR middle-end/48134
    * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
    a value make sure to fold the statement.

    * gcc.dg/pr48134.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr48134.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa.c