1 files changed, 2 insertions, 0 deletions
diff --git a/testcases/pass.c b/testcases/pass.c
index 4d9041e..4b4dfed 100644
--- a/testcases/pass.c
+++ b/testcases/pass.c
@@ -86,6 +86,8 @@ int f(int f()) {
     f(complex_pointer);
 }
 
+int incomp(struct I a);
+
 struct Node n;
 struct Node {int x, y;} n;
 /* global forward declaration is ok */