1 files changed, 2 insertions, 2 deletions
diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala
index 38913a7d0..f4d712db3 100644
--- a/src/dotty/tools/dotc/core/Types.scala
+++ b/src/dotty/tools/dotc/core/Types.scala
@@ -1278,7 +1278,7 @@ object Types {
     final def hash = {
       if (myHash == HashUnknown) {
         myHash = computeHash
-        if (myHash == HashUnknown) myHash = HashUnknownAlt
+        assert(myHash != HashUnknown)
       }
       myHash
     }
@@ -1293,7 +1293,7 @@ object Types {
     final def hash = {
       if (myHash == HashUnknown) {
         myHash = computeHash
-        if (myHash == HashUnknown) myHash = HashUnknownAlt
+        assert(myHash != HashUnknown)
       }
       myHash
     }