diff --git a/gcc/testsuite/g++.old-deja/g++.other/inline7.C b/gcc/testsuite/g++.old-deja/g++.other/inline7.C
index a3723cfba1e..626000039c5 100644
--- a/gcc/testsuite/g++.old-deja/g++.other/inline7.C
+++ b/gcc/testsuite/g++.old-deja/g++.other/inline7.C
@@ -8,7 +8,7 @@ std::list<int*> li;
 
 void f ()
 {
-  li.size ();
+  (void) li.size ();
 }
 
 int main ()