2007-02-04 Richard Guenther <rguenther@suse.de>

	PR middle-end/30636
	* fold-const.c (try_move_mult_to_index): Make sure to not
	overflow one dimension of a multi-dimensional array access.

	* g++.dg/warn/pr30636.C: New testcase.
	* g++.dg/tree-ssa/tmmti-2.C: XFAIL parts.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121575 138bc75d-0d04-0410-961f-82ee72b054a4