[Bug middle-end/28685] Multiple comparisons are not simplified

[sandra at gcc dot gnu dot org]

------- Comment #12 from sandra at gcc dot gnu dot org  2010-05-08 15:54 -------
Subject: Bug 28685

Author: sandra
Date: Sat May  8 15:53:59 2010
New Revision: 159189

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159189
Log:
2010-05-08  Sandra Loosemore  <san...@codesourcery.com>

        PR middle-end/28685

        gcc/
        * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
        (optimize_ops_list): Call it.

        gcc/testsuite/
        * gcc.dg/pr28685-1.c: New file.

Added:
    trunk/gcc/testsuite/gcc.dg/pr28685-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28685