1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
// RUN: %clang_cc1 %s -verify -fsyntax-only
// Basic parsing/Sema tests for __atomic_*
// FIXME: Need to implement __atomic_is_lock_free
typedef enum memory_order {
memory_order_relaxed, memory_order_consume, memory_order_acquire,
memory_order_release, memory_order_acq_rel, memory_order_seq_cst
} memory_order;
void f(_Atomic(int) *i, _Atomic(int*) *p, _Atomic(float) *d) {
__atomic_load(0); // expected-error {{too few arguments to function}}
__atomic_load(0,0,0); // expected-error {{too many arguments to function}}
__atomic_store(0,0,0); // expected-error {{first argument to atomic operation}}
__atomic_store((int*)0,0,0); // expected-error {{first argument to atomic operation}}
__atomic_load(i, memory_order_seq_cst);
__atomic_load(p, memory_order_seq_cst);
__atomic_load(d, memory_order_seq_cst);
__atomic_store(i, 1, memory_order_seq_cst);
__atomic_store(p, 1, memory_order_seq_cst); // expected-warning {{incompatible integer to pointer conversion}}
(int)__atomic_store(d, 1, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
__atomic_fetch_add(i, 1, memory_order_seq_cst);
__atomic_fetch_add(p, 1, memory_order_seq_cst);
__atomic_fetch_add(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer or pointer}}
__atomic_fetch_and(i, 1, memory_order_seq_cst);
__atomic_fetch_and(p, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
__atomic_fetch_and(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
__atomic_compare_exchange_strong(i, 0, 1, memory_order_seq_cst, memory_order_seq_cst);
__atomic_compare_exchange_strong(p, 0, (int*)1, memory_order_seq_cst, memory_order_seq_cst);
__atomic_compare_exchange_strong(d, (int*)0, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{incompatible pointer types}}
}
|
