xref: /aosp_15_r20/external/clang/test/SemaCXX/attr-gnu.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -std=gnu++11 -fsyntax-only -fms-compatibility -verify %s
2*67e74705SXin Li 
f()3*67e74705SXin Li void f() {
4*67e74705SXin Li   // GNU-style attributes are prohibited in this position.
5*67e74705SXin Li   auto P = new int * __attribute__((vector_size(8))); // expected-error {{an attribute list cannot appear here}} \
6*67e74705SXin Li                                                       // expected-error {{invalid vector element type 'int *'}}
7*67e74705SXin Li 
8*67e74705SXin Li   // Ensure that MS type attribute keywords are still supported in this
9*67e74705SXin Li   // position.
10*67e74705SXin Li   auto P2 = new int * __sptr; // Ok
11*67e74705SXin Li }
12*67e74705SXin Li 
13*67e74705SXin Li void g(int a[static [[]] 5]); // expected-error {{static array size is a C99 feature, not permitted in C++}}
14*67e74705SXin Li 
15*67e74705SXin Li namespace {
16*67e74705SXin Li class B {
17*67e74705SXin Li public:
test()18*67e74705SXin Li   virtual void test() {}
test2()19*67e74705SXin Li   virtual void test2() {}
test3()20*67e74705SXin Li   virtual void test3() {}
21*67e74705SXin Li };
22*67e74705SXin Li 
23*67e74705SXin Li class D : public B {
24*67e74705SXin Li public:
test()25*67e74705SXin Li   void test() __attribute__((deprecated)) final {} // expected-warning {{GCC does not allow an attribute in this position on a function declaration}}
test2()26*67e74705SXin Li   void test2() [[]] override {} // Ok
test3()27*67e74705SXin Li   void test3() __attribute__((cf_unknown_transfer)) override {} // Ok, not known to GCC.
28*67e74705SXin Li };
29*67e74705SXin Li }
30