1 files changed, 8 insertions, 0 deletions
diff --git a/test/Sema/struct-decl.c b/test/Sema/struct-decl.c
index b288850a73..2c0945f9f8 100644
--- a/test/Sema/struct-decl.c
+++ b/test/Sema/struct-decl.c
@@ -33,3 +33,11 @@ struct datatag {
  char data;
 };
 
+
+// PR4092
+struct s0 {
+  char a;  // expected-note {{previous declaration is here}}
+  char a;  // expected-error {{duplicate member 'a'}}
+};
+
+struct s0 f0(void) {}