Set the outs to inconsistent at the end of transform_irg().

[libfirm] / ir / ana / irmemory.c

diff --git a/ir/ana/irmemory.c b/ir/ana/irmemory.c
index 7b9a7c2..0cc2913 100644 (file)
--- a/ir/ana/irmemory.c
+++ b/ir/ana/irmemory.c
@@ -651,6 +651,10 @@ static ir_alias_relation _get_alias_relation(
                if (get_mode_size_bits(mode1) != get_mode_size_bits(mode2))
                        return no_alias;
 
+               /* cheap test: if only one is a reference mode, no alias */
+               if (mode_is_reference(mode1) != mode_is_reference(mode2))
+                       return no_alias;
+
                /* try rule R5 */
                rel = different_types(adr1, adr2);
                if (rel != may_alias)