1 files changed, 3 insertions, 0 deletions
diff --git a/src/passes/pass.cpp b/src/passes/pass.cpp
index b97d182c6..d7f2a310f 100644
--- a/src/passes/pass.cpp
+++ b/src/passes/pass.cpp
@@ -461,6 +461,9 @@ void PassRegistry::registerPasses() {
   registerPass("trap-mode-js",
                "replace trapping operations with js semantics",
                createTrapModeJS);
+  registerPass("type-merging",
+               "merge types to their supertypes where possible",
+               createTypeMergingPass);
   registerPass("type-ssa",
                "create new nominal types to help other optimizations",
                createTypeSSAPass);