r132119 - in /branches/gcc-4_2-branch/gcc: Chan...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Feb  5 12:31:50 2008
New Revision: 132119

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132119
Log:
2008-05-02  Richard Guenther  <rguenther@suse.de>

        Backport from mainline:
        2008-01-17  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/34825
        * tree-ssa-math-opts.c (is_division_by): Do not recognize
        x / x as division to handle.

        * gcc.dg/pr34825.c: New testcase.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.dg/pr34825.c
      - copied unchanged from r131595, trunk/gcc/testsuite/gcc.dg/pr34825.c
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_2-branch/gcc/tree-ssa-math-opts.c