------- Comment #21 from rguenth at gcc dot gnu dot org  2010-04-15 13:47 
-------
Subject: Bug 43627

Author: rguenth
Date: Thu Apr 15 13:46:42 2010
New Revision: 158377

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158377
Log:
2010-04-15  Richard Guenther  <rguent...@suse.de>

        PR tree-optimization/43627
        * tree-vrp.c (extract_range_from_unary_expr): Widenings
        of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
        not varying.

        * gcc.dg/tree-ssa/vrp49.c: New testcase.

Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/tree-ssa/vrp49.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_5-branch/gcc/tree-vrp.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43627

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