1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 class c {
4   virtual void f1(const char* a, ...)
5     __attribute__ (( __format__(__printf__,2,3) )) = 0;
f2(const char * a,...)6   virtual void f2(const char* a, ...)
7     __attribute__ (( __format__(__printf__,2,3) )) {}
8 };
9 
10 template <typename T> class X {
11   template <typename S> void X<S>::f() __attribute__((locks_excluded())); // expected-error{{nested name specifier 'X<S>::' for declaration does not refer into a class, class template or class template partial specialization}} \
12                                                                           // expected-warning{{attribute locks_excluded ignored, because it is not attached to a declaration}}
13 };
14 
15 namespace PR17666 {
16   const int A = 1;
17   typedef int __attribute__((__aligned__(A))) T1;
18   int check1[__alignof__(T1) == 1 ? 1 : -1];
19 
20   typedef int __attribute__((aligned(int(1)))) T1;
21   typedef int __attribute__((aligned(int))) T2; // expected-error {{expected '(' for function-style cast}}
22 }
23 
24 __attribute((typename)) int x; // expected-warning {{unknown attribute 'typename' ignored}}
25