1 files changed, 1 insertions, 1 deletions
diff --git a/src/passes/Asyncify.cpp b/src/passes/Asyncify.cpp
index dd8845577..818d61907 100644
--- a/src/passes/Asyncify.cpp
+++ b/src/passes/Asyncify.cpp
@@ -948,7 +948,7 @@ private:
                               builder->makeLocalGet(oldState, i32)),
           builder->makeUnreachable());
         Expression* rep;
-        if (isConcreteType(call->type)) {
+        if (call->type.isConcrete()) {
           auto temp = builder->addVar(func, call->type);
           rep = builder->makeBlock({
             builder->makeLocalSet(temp, call),