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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-01-16 13:21:11 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-01-16 13:21:11 +0000 |
| commit | b6d76e6809aa0b50b2ecb1c591fa021efc69e3d7 (patch) | |
| tree | ce8ca9cf40876e7e528d54e27b6478f01da17163 /gcc/tree-ssa-forwprop.c | |
| parent | 15b4214cd08beb74ad09bf07e8c194bb16b59a5a (diff) | |
| download | gcc-b6d76e6809aa0b50b2ecb1c591fa021efc69e3d7.tar.gz | |
2015-01-16 Richard Biener <rguenther@suse.de>
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
Diffstat (limited to 'gcc/tree-ssa-forwprop.c')
| -rw-r--r-- | gcc/tree-ssa-forwprop.c | 2 |
1 files changed, 2 insertions, 0 deletions
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 |