[Bug tree-optimization/52324] [4.7 Regression] Store motion no longer performed

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52324

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-02-21 
12:37:37 UTC ---
Author: rguenth
Date: Tue Feb 21 12:37:33 2012
New Revision: 184435

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184435
Log:
2012-02-21  Richard Guenther  <rguent...@suse.de>

    PR tree-optimization/52324
    * gimplify.c (gimplify_expr): When re-gimplifying expressions
    do not gimplify a MEM_REF address operand if it is already
    in suitable form.

    * gcc.dg/tree-ssa/ssa-lim-10.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-10.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimplify.c
    trunk/gcc/testsuite/ChangeLog