[Bug tree-optimization/31345] [4.3 Regression] ICE in set_value_range, at tree-vrp.c:269

[ian at gcc dot gnu dot org]

------- Comment #7 from ian at gcc dot gnu dot org  2007-03-27 06:47 -------
Subject: Bug 31345

Author: ian
Date: Tue Mar 27 06:46:56 2007
New Revision: 123254

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123254
Log:
./:
        PR tree-optimization/31345
        * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
        [+INF, +INF(OVF)] into VARYING.
testsuite/:
        PR tree-optimization/31345
        * gcc.c-torture/compile/pr31345-1.c: New test.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/compile/pr31345-1.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=31345