r124216 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Fri Apr 27 12:42:43 2007
New Revision: 124216

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124216
Log:
2007-04-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/31715
	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
	sure to do computation on the offset in an appropriate
	signed type.

	* gcc.dg/Warray-bounds-4.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/Warray-bounds-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-ccp.c