[Bug tree-optimization/63512] [5 Regression] ICE: error: virtual use of statement not up-to-date

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63512

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Oct 14 07:36:02 2014
New Revision: 216174

URL: https://gcc.gnu.org/viewcvs?rev=216174&root=gcc&view=rev
Log:
2014-10-14  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/63512
    * tree-ssa-pre.c (create_expression_by_pieces): Mark stmts
    modified.

    * g++.dg/torture/pr63512.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr63512.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-pre.c