xref: /aosp_15_r20/external/clang/test/Parser/atomic.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -std=c11 %s -fsyntax-only -verify -pedantic
2*67e74705SXin Li 
3*67e74705SXin Li typedef _Atomic(int) atomic_int;
4*67e74705SXin Li typedef _Atomic int atomic_int;
5*67e74705SXin Li typedef _Atomic _Atomic _Atomic(int) atomic_int; // expected-warning {{duplicate '_Atomic' declaration specifier}}
6*67e74705SXin Li 
7*67e74705SXin Li typedef const int const_int;
8*67e74705SXin Li 
9*67e74705SXin Li typedef const atomic_int const_atomic_int;
10*67e74705SXin Li typedef _Atomic const int const_atomic_int;
11*67e74705SXin Li typedef const _Atomic int const_atomic_int;
12*67e74705SXin Li typedef const _Atomic(int) const_atomic_int;
13*67e74705SXin Li typedef const _Atomic(_Atomic int) const_atomic_int; // expected-error {{_Atomic cannot be applied to atomic type '_Atomic(int)'}}
14*67e74705SXin Li typedef _Atomic const_int const_atomic_int;
15*67e74705SXin Li typedef _Atomic(const_int) const_atomic_int; // expected-error {{_Atomic cannot be applied to qualified type 'const_int' (aka 'const int')}}
16*67e74705SXin Li 
17*67e74705SXin Li typedef int *_Atomic atomic_int_ptr;
18*67e74705SXin Li typedef _Atomic(int *) atomic_int_ptr;
19*67e74705SXin Li typedef int (*_Atomic atomic_int_ptr);
20*67e74705SXin Li 
21*67e74705SXin Li typedef int _Atomic *int_atomic_ptr;
22*67e74705SXin Li typedef _Atomic(int) *int_atomic_ptr;
23*67e74705SXin Li 
24*67e74705SXin Li typedef int int_fn();
25*67e74705SXin Li typedef _Atomic int_fn atomic_int_fn; // expected-error {{_Atomic cannot be applied to function type 'int_fn' (aka 'int ()')}}
26*67e74705SXin Li typedef _Atomic int atomic_int_array[3];
27*67e74705SXin Li typedef _Atomic atomic_int_array atomic_int_atomic_array; // expected-error {{_Atomic cannot be applied to array type 'atomic_int_array' (aka '_Atomic(int) [3]')}}
28*67e74705SXin Li 
29*67e74705SXin Li _Atomic struct S { int n; }; // expected-warning {{'_Atomic' ignored on this declaration}}
30*67e74705SXin Li 
31*67e74705SXin Li typedef _Atomic int __attribute__((address_space(1))) atomic_addr_space_int;
32*67e74705SXin Li typedef _Atomic(int) __attribute__((address_space(1))) atomic_addr_space_int;
33*67e74705SXin Li 
34*67e74705SXin Li typedef _Atomic int __attribute__((vector_size(16))) atomic_vector_int;
35*67e74705SXin Li typedef _Atomic(int __attribute__((vector_size(16)))) atomic_vector_int;
36*67e74705SXin Li 
37*67e74705SXin Li struct S
38*67e74705SXin Li _Atomic atomic_s_no_missing_semicolon;
39*67e74705SXin Li 
40*67e74705SXin Li int *const _Atomic atomic_return_type();
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