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[Bug tree-optimization/30212] [4.1 Regression] C Compiler crash on loop optimization



------- Comment #8 from rguenth at gcc dot gnu dot org  2007-01-05 22:47 -------
Subject: Bug 30212

Author: rguenth
Date: Fri Jan  5 22:47:47 2007
New Revision: 120507

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=120507
Log:
2007-01-05  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/30212
        * tree-vrp.c (adjust_range_with_scev): Do not adjust invalid
        ranges by using TYPE_MIN_VALUE or TYPE_MAX_VALUE.

        * gcc.dg/torture/pr30212.c: New testcase.

Added:
    branches/gcc-4_1-branch/gcc/testsuite/gcc.dg/torture/pr30212.c
Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_1-branch/gcc/tree-vrp.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30212


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