diff --git a/gcc/testsuite/g++.old-deja/g++.robertl/eb25.C b/gcc/testsuite/g++.old-deja/g++.robertl/eb25.C
index f764a051f55c..4953a0b689f8 100644
--- a/gcc/testsuite/g++.old-deja/g++.robertl/eb25.C
+++ b/gcc/testsuite/g++.old-deja/g++.robertl/eb25.C
@@ -1,9 +1,11 @@
+//Build don't link:
+//Neither stack nor vector provide priority_queue, use <queue> instead
 #include <stack>
 #include <vector>
 
 
 int main()
 {
-  priority_queue< int, vector<int>, greater<int> > pq;
+  priority_queue< int, vector<int>, greater<int> > pq; // ERROR -
   return 0;
 }