atomic-type.c revision 8327118ff60cd9c4812fba1e5ba4eb3cb5ed3401 
1// RUN: %clang_cc1 %s -verify -fsyntax-only
2
3// Basic parsing/Sema tests for _Atomic
4// No operations are actually supported on objects of this type yet.
5// The qualifier syntax is not supported yet.
6_Atomic(int) t1;
7_Atomic(int) *t2 = &t1;
8void testf(void*);
9void f(void) {
10  _Atomic(_Atomic(int)*) t3;
11  _Atomic(_Atomic(int)*) *t4[2] = { &t3, 0 };
12  testf(t4);
13}
14extern _Atomic(int (*)(int(*)[], int(*)[10])) mergetest;
15extern _Atomic(int (*)(int(*)[10], int(*)[])) mergetest;
16extern _Atomic(int (*)(int(*)[10], int(*)[10])) mergetest;
17
18_Atomic(int()) error1; // expected-error {{_Atomic cannot be applied to function type}}
19_Atomic(struct ErrorS) error2; // expected-error {{_Atomic cannot be applied to incomplete type}} expected-note {{forward declaration}}
20_Atomic(int[10]) error3; // expected-error {{_Atomic cannot be applied to array type}}
21_Atomic(const int) error4; // expected-error {{_Atomic cannot be applied to qualified type}}
22_Atomic(_Atomic(int)) error5; // expected-error {{_Atomic cannot be applied to atomic type}}
23