2014-11-26  Richard Biener  <rguenther@suse.de>

	PR middle-end/63738
	* tree-data-ref.c (split_constant_offset_1): Do not follow
	SSA edges for SSA names with SSA_NAME_OCCURS_IN_ABNORMAL_PHI.

	* gcc.dg/torture/pr63738.c: New testcase.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@218089 138bc75d-0d04-0410-961f-82ee72b054a4