diff --git a/gcc/testsuite/g++.dg/parse/fn-typedef1.C b/gcc/testsuite/g++.dg/parse/fn-typedef1.C
index 6cc862583f4..ebdc012f59c 100644
--- a/gcc/testsuite/g++.dg/parse/fn-typedef1.C
+++ b/gcc/testsuite/g++.dg/parse/fn-typedef1.C
@@ -1,4 +1,5 @@
 // PR c++/40750
+// { dg-do run }
 
 extern "C" void abort ();