r123237 - in /trunk/gcc: ChangeLog testsuite/Ch...

[ian@gcc.gnu.org]

Author: ian
Date: Mon Mar 26 22:43:30 2007
New Revision: 123237

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123237
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:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr31345-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c