2 files changed, 6 insertions, 0 deletions
diff --git a/src/passes/I64ToI32Lowering.cpp b/src/passes/I64ToI32Lowering.cpp
index 697df1eef..9e6fd106b 100644
--- a/src/passes/I64ToI32Lowering.cpp
+++ b/src/passes/I64ToI32Lowering.cpp
@@ -175,6 +175,9 @@ struct I64ToI32Lowering : public WalkerPass<PostWalker<I64ToI32Lowering>> {
   }
 
   void visitFunction(Function* func) {
+    if (func->imported()) {
+      return;
+    }
     if (func->result == i64) {
       func->result = i32;
       // body may not have out param if it ends with control flow
diff --git a/src/passes/LogExecution.cpp b/src/passes/LogExecution.cpp
index 45a29eae9..65a802a2f 100644
--- a/src/passes/LogExecution.cpp
+++ b/src/passes/LogExecution.cpp
@@ -42,6 +42,9 @@ struct LogExecution : public WalkerPass<PostWalker<LogExecution>> {
   }
 
   void visitFunction(Function* curr) {
+    if (curr->imported()) {
+      return;
+    }
     curr->body = makeLogCall(curr->body);
   }