From d06fb865eba3f85d80c38172b00c6895c89c9b3f Mon Sep 17 00:00:00 2001
From: John McCall <rjmccall@apple.com>
Date: Wed, 28 Apr 2010 00:00:30 +0000
Subject: Properly pass the address of a lazily-generated function declaration
 with incomplete type.  Fixes PR6911.

llvm-svn: 102473
---
 clang/test/CodeGen/functions.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'clang/test/CodeGen/functions.c')

diff --git a/clang/test/CodeGen/functions.c b/clang/test/CodeGen/functions.c
index 5629ef582a6..a2c692d0ce3 100644
--- a/clang/test/CodeGen/functions.c
+++ b/clang/test/CodeGen/functions.c
@@ -47,3 +47,15 @@ void f7(float f, float g) {
 // CHECK: define void @f7(float{{.*}}, float{{.*}})
 // CHECK: call void @f6(float{{.*}}, float{{.*}})
 }
+
+// PR6911 - incomplete function types
+struct Incomplete;
+void f8_callback(struct Incomplete);
+void f8_user(void (*callback)(struct Incomplete));
+void f8_test() {
+  f8_user(&f8_callback);
+// CHECK: define void @f8_test()
+// CHECK: call void @f8_user({{.*}}* bitcast (void ()* @f8_callback to {{.*}}*))
+// CHECK: declare void @f8_user({{.*}}*)
+// CHECK: declare void @f8_callback()
+}
-- 
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