3 files changed, 16 insertions, 0 deletions
diff --git a/src/passes/ConstHoisting.cpp b/src/passes/ConstHoisting.cpp
index 749a3361f..37799e8b8 100644
--- a/src/passes/ConstHoisting.cpp
+++ b/src/passes/ConstHoisting.cpp
@@ -95,6 +95,10 @@ private:
         // v128 not implemented yet
         return false;
       }
+      case except_ref: {
+        // except_ref cannot have literals
+        return false;
+      }
       case none:
       case unreachable: {
         WASM_UNREACHABLE();
diff --git a/src/passes/FuncCastEmulation.cpp b/src/passes/FuncCastEmulation.cpp
index 904b8a202..ce5332a49 100644
--- a/src/passes/FuncCastEmulation.cpp
+++ b/src/passes/FuncCastEmulation.cpp
@@ -66,6 +66,10 @@ static Expression* toABI(Expression* value, Module* module) {
       assert(false && "v128 not implemented yet");
       WASM_UNREACHABLE();
     }
+    case except_ref: {
+      assert(false && "except_ref cannot be converted to i64");
+      WASM_UNREACHABLE();
+    }
     case none: {
       // the value is none, but we need a value here
       value = builder.makeSequence(value, LiteralUtils::makeZero(i64, *module));
@@ -104,6 +108,10 @@ static Expression* fromABI(Expression* value, Type type, Module* module) {
       assert(false && "v128 not implemented yet");
       WASM_UNREACHABLE();
     }
+    case except_ref: {
+      assert(false && "except_ref cannot be converted from i64");
+      WASM_UNREACHABLE();
+    }
     case none: {
       value = builder.makeDrop(value);
     }
diff --git a/src/passes/InstrumentLocals.cpp b/src/passes/InstrumentLocals.cpp
index 3845b0fee..45d4d484b 100644
--- a/src/passes/InstrumentLocals.cpp
+++ b/src/passes/InstrumentLocals.cpp
@@ -81,6 +81,8 @@ struct InstrumentLocals : public WalkerPass<PostWalker<InstrumentLocals>> {
         break;
       case v128:
         assert(false && "v128 not implemented yet");
+      case except_ref:
+        assert(false && "not implemented yet");
       case none:
         WASM_UNREACHABLE();
       case unreachable:
@@ -111,6 +113,8 @@ struct InstrumentLocals : public WalkerPass<PostWalker<InstrumentLocals>> {
         break;
       case v128:
         assert(false && "v128 not implemented yet");
+      case except_ref:
+        assert(false && "except_ref not implemented yet");
       case unreachable:
         return; // nothing to do here
       case none: