re PR tree-optimization/77450 (ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors)

2016-09-06  Richard Biener  <rguenther@suse.de>

	PR c/77450
	c-family/
	* c-common.c (c_common_mark_addressable_vec): Handle
	COMPOUND_LITERAL_EXPR.

	* c-c++-common/vector-subscript-7.c: Adjust.
	* c-c++-common/vector-subscript-8.c: New testcase.

From-SVN: r240006