diff --git a/Testing/basic.m b/Testing/basic.m
index 62af6d4e2..8ef4dad21 100644
--- a/Testing/basic.m
+++ b/Testing/basic.m
@@ -52,6 +52,6 @@ int main()
   NSSetUncaughtExceptionHandler(handler);
   [NSException raise: NSGenericException format: @"an exception"];
 
-  DESTROY(arp);
+  IF_NO_GC(DESTROY(arp));
   return 0;
 }
diff --git a/Testing/thread-except.m b/Testing/thread-except.m
index 4020d1659..80c0cf381 100644
--- a/Testing/thread-except.m
+++ b/Testing/thread-except.m
@@ -61,7 +61,7 @@ int counter;
   NS_HANDLER
     NSLog(@"%@ for thread %d\n", localException, ident);
   NS_ENDHANDLER
-  DESTROY(pool);
+  IF_NO_GC(DESTROY(pool));
   counter--;
   [NSThread exit];
 }
@@ -100,6 +100,6 @@ int main()
     fprintf(stderr, "There's a runaway exception!  Something is wrong!\n");
   NS_ENDHANDLER
   fclose(file);
-  DESTROY(pool);
+  IF_NO_GC(DESTROY(pool));
   return 0;
 }
diff --git a/Testing/thread.m b/Testing/thread.m
index 4292d9be9..190f839c6 100644
--- a/Testing/thread.m
+++ b/Testing/thread.m
@@ -123,7 +123,7 @@ int main(int argc, char **argv, char **env)
     {
       NSLog(@"ERROR ... retain count is %d, expected 1", [o retainCount]);
     }
-  DESTROY(arp);
+  IF_NO_GC(DESTROY(arp));
   return 0;
 }