1 files changed, 1 insertions, 0 deletions
diff --git a/src/parsing.h b/src/parsing.h
index 3304122f2..6eecb38f2 100644
--- a/src/parsing.h
+++ b/src/parsing.h
@@ -213,6 +213,7 @@ inline Expression* parseConst(cashew::IString s, Type type, MixedArena& allocato
       ret->value = Literal(strtod(str, &end));
       break;
     }
+    case v128: WASM_UNREACHABLE();
     case none:
     case unreachable: {
       return nullptr;