1 files changed, 1 insertions, 1 deletions
diff --git a/polly/lib/Transform/ForwardOpTree.cpp b/polly/lib/Transform/ForwardOpTree.cpp
index d178185e9b4..067d3f63429 100644
--- a/polly/lib/Transform/ForwardOpTree.cpp
+++ b/polly/lib/Transform/ForwardOpTree.cpp
@@ -173,7 +173,7 @@ private:
   ///         For each statement instance, the array elements that contain the
   ///         same ValInst.
   isl::union_map findSameContentElements(isl::union_map ValInst) {
-    assert(ValInst.is_single_valued().is_true());
+    assert(!ValInst.is_single_valued().is_false());
 
     // { Domain[] }
     isl::union_set Domain = ValInst.domain();