// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
// expected-no-diagnostics
typedef struct S1 S1 ;
static_assert;
static_assert;
typedef struct __attribute__ S2 AS;
static_assert;
static_assert;
typedef struct __attribute__ S3 S3 ;
static_assert;
static_assert;