[Bug tree-optimization/32169] [4.3 Regression] Ice in set_value_range, at tree-vrp.c:326

[ian at gcc dot gnu dot org]

------- Comment #6 from ian at gcc dot gnu dot org  2007-06-09 16:31 -------
Subject: Bug 32169

Author: ian
Date: Sat Jun  9 16:31:11 2007
New Revision: 125592

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125592
Log:
./:
        PR tree-optimization/32169
        * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
        CONVERT_EXPR, check whether min and max both converted to an
        overflow infinity representation.
testsuite/:
        PR tree-optimization/32169
        * gcc.c-torture/compile/pr32169.c: New test.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/compile/pr32169.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=32169