re PR tree-optimization/17558 (internal compiler error: in merge_alias_info, at tree...

[gcc.git] / gcc / tree-ssa-copy.c

diff --git a/gcc/tree-ssa-copy.c b/gcc/tree-ssa-copy.c
index 611bae77bad736888c3eeb7ddb2c761018c30c15..447f149ab4abf16bf3e21d03f6f5245159297bac 100644 (file)
--- a/gcc/tree-ssa-copy.c
+++ b/gcc/tree-ssa-copy.c
@@ -112,8 +112,8 @@ may_propagate_copy (tree dest, tree orig)
        return false;
       else if (!lang_hooks.types_compatible_p (type_d, type_o))
        return false;
-      else if (!alias_sets_conflict_p (get_alias_set (TREE_TYPE (type_d)),
-                                      get_alias_set (TREE_TYPE (type_o))))
+      else if (get_alias_set (TREE_TYPE (type_d)) != 
+              get_alias_set (TREE_TYPE (type_o)))
        return false;
     }