[Bug tree-optimization/25382] VRP does not get a range from BIT_AND_EXPR if the second operand is constant

[kazu at gcc dot gnu dot org]

------- Comment #1 from kazu at gcc dot gnu dot org  2005-12-21 05:58 -------
Subject: Bug 25382

Author: kazu
Date: Wed Dec 21 05:58:02 2005
New Revision: 108898

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=108898
Log:
gcc/
        PR tree-optimization/25382.
        * tree-vrp.c (extract_range_from_binary_expr): Extract a range
        from BIT_AND_EXPR.

gcc/testsuite/
        PR tree-optimization/25382.
        * gcc.dg/tree-ssa/pr25382.c: New.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr25382.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25382