[Bug tree-optimization/31953] [4.3 Regression] ICE in set_value_range, at tree-vrp.c:305

[ian at gcc dot gnu dot org]

------- Comment #5 from ian at gcc dot gnu dot org  2007-05-18 06:40 -------
Subject: Bug 31953

Author: ian
Date: Fri May 18 05:40:21 2007
New Revision: 124824

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124824
Log:
./:
        PR tree-optimization/31953
        * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
        Change all callers.
        (set_value_range_to_null): Call set_value_range_to_value.
        (extract_range_from_comparison): Likewise.
testsuite/:
        PR tree-optimization/31953
        * gcc.c-torture/compile/pr31953.c: New test.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/compile/pr31953.c
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_2-branch/gcc/tree-vrp.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31953