re PR target/57341 (wrong code on x86_64-linux at -O3 in 32-bit mode)

2013-05-23  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/57341
	* ira.c (validate_equiv_mem_from_store): Use anti_dependence
	instead of true_dependence.

	* gcc.dg/torture/pr57341.c: New testcase.

From-SVN: r199237