[Bug tree-optimization/57864] [4.7 Regression] ICE in bitmap_set_replace_value, at tree-ssa-pre.c:862

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57864

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed May  7 08:05:57 2014
New Revision: 210144

URL: http://gcc.gnu.org/viewcvs?rev=210144&root=gcc&view=rev
Log:
2014-05-07  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/57864
    * tree-ssa-pre.c (phi_translate_1): Backport NAME case
    simplification from mainline.  Do not lookup the VN
    value-number here.

    * gcc.dg/torture/pr57864.c: New testcase.

Added:
    branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/torture/pr57864.c
Modified:
    branches/gcc-4_7-branch/gcc/ChangeLog
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_7-branch/gcc/tree-ssa-pre.c