r176438 - in /branches/gcc-4_6-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Jul 19 09:40:03 2011
New Revision: 176438

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176438
Log:
	PR tree-optimization/49768
	* tree-ssa-ccp.c (fold_nonarray_ctor_reference): Return NULL
	if offset is smaller than bitoffset, but offset+size is bigger
	than bitoffset.

	* gcc.c-torture/execute/pr49768.c: New test.

Added:
    branches/gcc-4_6-branch/gcc/testsuite/gcc.c-torture/execute/pr49768.c
Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_6-branch/gcc/tree-ssa-ccp.c