winhttp/tests: Test a return value (clang).

[Hans Leidekker]

---
 dlls/winhttp/tests/notification.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/dlls/winhttp/tests/notification.c b/dlls/winhttp/tests/notification.c
index 6c9142b..7ceede7 100644
--- a/dlls/winhttp/tests/notification.c
+++ b/dlls/winhttp/tests/notification.c
@@ -295,6 +295,7 @@ static void test_redirect( void )
 
     setup_test( &info, winhttp_send_request, __LINE__ );
     ret = WinHttpSendRequest( req, NULL, 0, NULL, 0, 0, 0 );
+    ok(ret, "failed to send request %u\n", GetLastError());
 
     setup_test( &info, winhttp_receive_response, __LINE__ );
     ret = WinHttpReceiveResponse( req, NULL );
-- 
1.7.1