1 files changed, 3 insertions, 0 deletions
diff --git a/src/passes/GlobalRefining.cpp b/src/passes/GlobalRefining.cpp
index e43f8ef59..6f2f19842 100644
--- a/src/passes/GlobalRefining.cpp
+++ b/src/passes/GlobalRefining.cpp
@@ -32,6 +32,9 @@ namespace {
 
 struct GlobalRefining : public Pass {
   void run(PassRunner* runner, Module* module) override {
+    if (!module->features.hasGC()) {
+      return;
+    }
     if (getTypeSystem() != TypeSystem::Nominal) {
       Fatal() << "GlobalRefining requires nominal typing";
     }