From b6d76e6809aa0b50b2ecb1c591fa021efc69e3d7 Mon Sep 17 00:00:00 2001 From: rguenth Date: Fri, 16 Jan 2015 13:21:11 +0000 Subject: 2015-01-16 Richard Biener PR tree-optimization/64568 * tree-ssa-forwprop.c (pass_forwprop::execute): Guard complex load rewriting for TARGET_MEM_REFs. * g++.dg/torture/pr64568-2.C: New testcase. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@219736 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/tree-ssa-forwprop.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'gcc/tree-ssa-forwprop.c') diff --git a/gcc/tree-ssa-forwprop.c b/gcc/tree-ssa-forwprop.c index a4140e5e6ae..82d832d4754 100644 --- a/gcc/tree-ssa-forwprop.c +++ b/gcc/tree-ssa-forwprop.c @@ -2230,6 +2230,8 @@ pass_forwprop::execute (function *fun) else if (TREE_CODE (TREE_TYPE (lhs)) == COMPLEX_TYPE && gimple_assign_load_p (stmt) && !gimple_has_volatile_ops (stmt) + && (TREE_CODE (gimple_assign_rhs1 (stmt)) + != TARGET_MEM_REF) && !stmt_can_throw_internal (stmt)) { /* Rewrite loads used only in real/imagpart extractions to -- cgit v1.2.1