1 // RUN: %clang_cc1 %s -verify -ffreestanding -fsyntax-only -triple=i686-linux-gnu -std=c11
2
3 // Basic parsing/Sema tests for __c11_atomic_*
4
5 #include <stdatomic.h>
6
7 struct S { char c[3]; };
8
9 _Static_assert(__GCC_ATOMIC_BOOL_LOCK_FREE == 2, "");
10 _Static_assert(__GCC_ATOMIC_CHAR_LOCK_FREE == 2, "");
11 _Static_assert(__GCC_ATOMIC_CHAR16_T_LOCK_FREE == 2, "");
12 _Static_assert(__GCC_ATOMIC_CHAR32_T_LOCK_FREE == 2, "");
13 _Static_assert(__GCC_ATOMIC_WCHAR_T_LOCK_FREE == 2, "");
14 _Static_assert(__GCC_ATOMIC_SHORT_LOCK_FREE == 2, "");
15 _Static_assert(__GCC_ATOMIC_INT_LOCK_FREE == 2, "");
16 _Static_assert(__GCC_ATOMIC_LONG_LOCK_FREE == 2, "");
17 #ifdef __i386__
18 _Static_assert(__GCC_ATOMIC_LLONG_LOCK_FREE == 1, "");
19 #else
20 _Static_assert(__GCC_ATOMIC_LLONG_LOCK_FREE == 2, "");
21 #endif
22 _Static_assert(__GCC_ATOMIC_POINTER_LOCK_FREE == 2, "");
23
24 _Static_assert(__c11_atomic_is_lock_free(1), "");
25 _Static_assert(__c11_atomic_is_lock_free(2), "");
26 _Static_assert(__c11_atomic_is_lock_free(3), ""); // expected-error {{not an integral constant expression}}
27 _Static_assert(__c11_atomic_is_lock_free(4), "");
28 _Static_assert(__c11_atomic_is_lock_free(8), "");
29 _Static_assert(__c11_atomic_is_lock_free(16), ""); // expected-error {{not an integral constant expression}}
30 _Static_assert(__c11_atomic_is_lock_free(17), ""); // expected-error {{not an integral constant expression}}
31
32 _Static_assert(__atomic_is_lock_free(1, 0), "");
33 _Static_assert(__atomic_is_lock_free(2, 0), "");
34 _Static_assert(__atomic_is_lock_free(3, 0), ""); // expected-error {{not an integral constant expression}}
35 _Static_assert(__atomic_is_lock_free(4, 0), "");
36 _Static_assert(__atomic_is_lock_free(8, 0), "");
37 _Static_assert(__atomic_is_lock_free(16, 0), ""); // expected-error {{not an integral constant expression}}
38 _Static_assert(__atomic_is_lock_free(17, 0), ""); // expected-error {{not an integral constant expression}}
39
40 _Static_assert(atomic_is_lock_free((atomic_char*)0), "");
41 _Static_assert(atomic_is_lock_free((atomic_short*)0), "");
42 _Static_assert(atomic_is_lock_free((atomic_int*)0), "");
43 _Static_assert(atomic_is_lock_free((atomic_long*)0), "");
44 // expected-error@+1 {{__int128 is not supported on this target}}
45 _Static_assert(atomic_is_lock_free((_Atomic(__int128)*)0), ""); // expected-error {{not an integral constant expression}}
46 _Static_assert(atomic_is_lock_free(0 + (atomic_char*)0), "");
47
48 char i8;
49 short i16;
50 int i32;
51 int __attribute__((vector_size(8))) i64;
52 struct Incomplete *incomplete; // expected-note {{forward declaration of 'struct Incomplete'}}
53
54 _Static_assert(__atomic_is_lock_free(1, &i8), "");
55 _Static_assert(__atomic_is_lock_free(1, &i64), "");
56 _Static_assert(__atomic_is_lock_free(2, &i8), ""); // expected-error {{not an integral constant expression}}
57 _Static_assert(__atomic_is_lock_free(2, &i16), "");
58 _Static_assert(__atomic_is_lock_free(2, &i64), "");
59 _Static_assert(__atomic_is_lock_free(4, &i16), ""); // expected-error {{not an integral constant expression}}
60 _Static_assert(__atomic_is_lock_free(4, &i32), "");
61 _Static_assert(__atomic_is_lock_free(4, &i64), "");
62 _Static_assert(__atomic_is_lock_free(8, &i32), ""); // expected-error {{not an integral constant expression}}
63 _Static_assert(__atomic_is_lock_free(8, &i64), "");
64
65 _Static_assert(__atomic_always_lock_free(1, 0), "");
66 _Static_assert(__atomic_always_lock_free(2, 0), "");
67 _Static_assert(!__atomic_always_lock_free(3, 0), "");
68 _Static_assert(__atomic_always_lock_free(4, 0), "");
69 _Static_assert(__atomic_always_lock_free(8, 0), "");
70 _Static_assert(!__atomic_always_lock_free(16, 0), "");
71 _Static_assert(!__atomic_always_lock_free(17, 0), "");
72
73 _Static_assert(__atomic_always_lock_free(1, incomplete), "");
74 _Static_assert(!__atomic_always_lock_free(2, incomplete), "");
75 _Static_assert(!__atomic_always_lock_free(4, incomplete), "");
76
77 _Static_assert(__atomic_always_lock_free(1, &i8), "");
78 _Static_assert(__atomic_always_lock_free(1, &i64), "");
79 _Static_assert(!__atomic_always_lock_free(2, &i8), "");
80 _Static_assert(__atomic_always_lock_free(2, &i16), "");
81 _Static_assert(__atomic_always_lock_free(2, &i64), "");
82 _Static_assert(!__atomic_always_lock_free(4, &i16), "");
83 _Static_assert(__atomic_always_lock_free(4, &i32), "");
84 _Static_assert(__atomic_always_lock_free(4, &i64), "");
85 _Static_assert(!__atomic_always_lock_free(8, &i32), "");
86 _Static_assert(__atomic_always_lock_free(8, &i64), "");
87
f(_Atomic (int)* i,_Atomic (int *)* p,_Atomic (float)* d,int * I,int ** P,float * D,struct S * s1,struct S * s2)88 void f(_Atomic(int) *i, _Atomic(int*) *p, _Atomic(float) *d,
89 int *I, int **P, float *D, struct S *s1, struct S *s2) {
90 __c11_atomic_init(I, 5); // expected-error {{pointer to _Atomic}}
91 __c11_atomic_load(0); // expected-error {{too few arguments to function}}
92 __c11_atomic_load(0,0,0); // expected-error {{too many arguments to function}}
93 __c11_atomic_store(0,0,0); // expected-error {{address argument to atomic builtin must be a pointer}}
94 __c11_atomic_store((int*)0,0,0); // expected-error {{address argument to atomic operation must be a pointer to _Atomic}}
95
96 __c11_atomic_load(i, memory_order_seq_cst);
97 __c11_atomic_load(p, memory_order_seq_cst);
98 __c11_atomic_load(d, memory_order_seq_cst);
99
100 int load_n_1 = __atomic_load_n(I, memory_order_relaxed);
101 int *load_n_2 = __atomic_load_n(P, memory_order_relaxed);
102 float load_n_3 = __atomic_load_n(D, memory_order_relaxed); // expected-error {{must be a pointer to integer or pointer}}
103 __atomic_load_n(s1, memory_order_relaxed); // expected-error {{must be a pointer to integer or pointer}}
104
105 __atomic_load(i, I, memory_order_relaxed); // expected-error {{must be a pointer to a trivially-copyable type}}
106 __atomic_load(I, i, memory_order_relaxed); // expected-warning {{passing '_Atomic(int) *' to parameter of type 'int *'}}
107 __atomic_load(I, *P, memory_order_relaxed);
108 __atomic_load(I, *P, memory_order_relaxed, 42); // expected-error {{too many arguments}}
109 (int)__atomic_load(I, I, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
110 __atomic_load(s1, s2, memory_order_acquire);
111
112 __c11_atomic_store(i, 1, memory_order_seq_cst);
113 __c11_atomic_store(p, 1, memory_order_seq_cst); // expected-warning {{incompatible integer to pointer conversion}}
114 (int)__c11_atomic_store(d, 1, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
115
116 __atomic_store_n(I, 4, memory_order_release);
117 __atomic_store_n(I, 4.0, memory_order_release);
118 __atomic_store_n(I, P, memory_order_release); // expected-warning {{parameter of type 'int'}}
119 __atomic_store_n(i, 1, memory_order_release); // expected-error {{must be a pointer to integer or pointer}}
120 __atomic_store_n(s1, *s2, memory_order_release); // expected-error {{must be a pointer to integer or pointer}}
121
122 __atomic_store(I, *P, memory_order_release);
123 __atomic_store(s1, s2, memory_order_release);
124 __atomic_store(i, I, memory_order_release); // expected-error {{trivially-copyable}}
125
126 int exchange_1 = __c11_atomic_exchange(i, 1, memory_order_seq_cst);
127 int exchange_2 = __c11_atomic_exchange(I, 1, memory_order_seq_cst); // expected-error {{must be a pointer to _Atomic}}
128 int exchange_3 = __atomic_exchange_n(i, 1, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
129 int exchange_4 = __atomic_exchange_n(I, 1, memory_order_seq_cst);
130
131 __atomic_exchange(s1, s2, s2, memory_order_seq_cst);
132 __atomic_exchange(s1, I, P, memory_order_seq_cst); // expected-warning 2{{parameter of type 'struct S *'}}
133 (int)__atomic_exchange(s1, s2, s2, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
134
135 __c11_atomic_fetch_add(i, 1, memory_order_seq_cst);
136 __c11_atomic_fetch_add(p, 1, memory_order_seq_cst);
137 __c11_atomic_fetch_add(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer or pointer}}
138
139 __atomic_fetch_add(i, 3, memory_order_seq_cst); // expected-error {{pointer to integer or pointer}}
140 __atomic_fetch_sub(I, 3, memory_order_seq_cst);
141 __atomic_fetch_sub(P, 3, memory_order_seq_cst);
142 __atomic_fetch_sub(D, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
143 __atomic_fetch_sub(s1, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
144
145 __c11_atomic_fetch_and(i, 1, memory_order_seq_cst);
146 __c11_atomic_fetch_and(p, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
147 __c11_atomic_fetch_and(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
148
149 __atomic_fetch_and(i, 3, memory_order_seq_cst); // expected-error {{pointer to integer}}
150 __atomic_fetch_or(I, 3, memory_order_seq_cst);
151 __atomic_fetch_xor(P, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
152 __atomic_fetch_or(D, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
153 __atomic_fetch_and(s1, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
154
155 _Bool cmpexch_1 = __c11_atomic_compare_exchange_strong(i, 0, 1, memory_order_seq_cst, memory_order_seq_cst);
156 _Bool cmpexch_2 = __c11_atomic_compare_exchange_strong(p, 0, (int*)1, memory_order_seq_cst, memory_order_seq_cst);
157 _Bool cmpexch_3 = __c11_atomic_compare_exchange_strong(d, (int*)0, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{incompatible pointer types}}
158
159 _Bool cmpexch_4 = __atomic_compare_exchange_n(I, I, 5, 1, memory_order_seq_cst, memory_order_seq_cst);
160 _Bool cmpexch_5 = __atomic_compare_exchange_n(I, P, 5, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{; dereference with *}}
161 _Bool cmpexch_6 = __atomic_compare_exchange_n(I, I, P, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'int **' to parameter of type 'int'}}
162
163 _Bool cmpexch_7 = __atomic_compare_exchange(I, I, 5, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'int' to parameter of type 'int *'}}
164 _Bool cmpexch_8 = __atomic_compare_exchange(I, P, I, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{; dereference with *}}
165 _Bool cmpexch_9 = __atomic_compare_exchange(I, I, I, 0, memory_order_seq_cst, memory_order_seq_cst);
166
167 const volatile int flag_k = 0;
168 volatile int flag = 0;
169 (void)(int)__atomic_test_and_set(&flag_k, memory_order_seq_cst); // expected-warning {{passing 'const volatile int *' to parameter of type 'volatile void *'}}
170 (void)(int)__atomic_test_and_set(&flag, memory_order_seq_cst);
171 __atomic_clear(&flag_k, memory_order_seq_cst); // expected-warning {{passing 'const volatile int *' to parameter of type 'volatile void *'}}
172 __atomic_clear(&flag, memory_order_seq_cst);
173 (int)__atomic_clear(&flag, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
174
175 const _Atomic(int) const_atomic;
176 __c11_atomic_init(&const_atomic, 0); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
177 __c11_atomic_store(&const_atomic, 0, memory_order_release); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
178 __c11_atomic_load(&const_atomic, memory_order_acquire); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
179
180 // Ensure the <stdatomic.h> macros behave appropriately.
181 atomic_int n = ATOMIC_VAR_INIT(123);
182 atomic_init(&n, 456);
183 atomic_init(&n, (void*)0); // expected-warning {{passing 'void *' to parameter of type 'int'}}
184
185 const atomic_wchar_t cawt;
186 atomic_init(&cawt, L'x'); // expected-error {{non-const}}
187 atomic_wchar_t awt;
188 atomic_init(&awt, L'x');
189
190 int x = kill_dependency(12);
191
192 atomic_thread_fence(); // expected-error {{too few arguments to function call}}
193 atomic_thread_fence(memory_order_seq_cst);
194 atomic_signal_fence(memory_order_seq_cst);
195 void (*pfn)(memory_order) = &atomic_thread_fence;
196 pfn = &atomic_signal_fence;
197
198 int k = atomic_load_explicit(&n, memory_order_relaxed);
199 atomic_store_explicit(&n, k, memory_order_relaxed);
200 atomic_store(&n, atomic_load(&n));
201
202 k = atomic_exchange(&n, 72);
203 k = atomic_exchange_explicit(&n, k, memory_order_release);
204
205 atomic_compare_exchange_strong(&n, k, k); // expected-warning {{take the address with &}}
206 atomic_compare_exchange_weak(&n, &k, k);
207 atomic_compare_exchange_strong_explicit(&n, &k, k, memory_order_seq_cst); // expected-error {{too few arguments}}
208 atomic_compare_exchange_weak_explicit(&n, &k, k, memory_order_seq_cst, memory_order_acquire);
209
210 atomic_fetch_add(&k, n); // expected-error {{must be a pointer to _Atomic}}
211 k = atomic_fetch_add(&n, k);
212 k = atomic_fetch_sub(&n, k);
213 k = atomic_fetch_and(&n, k);
214 k = atomic_fetch_or(&n, k);
215 k = atomic_fetch_xor(&n, k);
216 k = atomic_fetch_add_explicit(&n, k, memory_order_acquire);
217 k = atomic_fetch_sub_explicit(&n, k, memory_order_release);
218 k = atomic_fetch_and_explicit(&n, k, memory_order_acq_rel);
219 k = atomic_fetch_or_explicit(&n, k, memory_order_consume);
220 k = atomic_fetch_xor_explicit(&n, k, memory_order_relaxed);
221
222 // C11 7.17.1/4: atomic_flag is a structure type.
223 struct atomic_flag must_be_struct = ATOMIC_FLAG_INIT;
224 // C11 7.17.8/5 implies that it is also a typedef type.
225 atomic_flag guard = ATOMIC_FLAG_INIT;
226 _Bool old_val = atomic_flag_test_and_set(&guard);
227 if (old_val) atomic_flag_clear(&guard);
228
229 old_val = (atomic_flag_test_and_set)(&guard);
230 if (old_val) (atomic_flag_clear)(&guard);
231
232 const atomic_flag const_guard;
233 atomic_flag_test_and_set(&const_guard); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const atomic_bool *' (aka 'const _Atomic(_Bool) *') invalid)}}
234 atomic_flag_clear(&const_guard); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const atomic_bool *' (aka 'const _Atomic(_Bool) *') invalid)}}
235 }
236
237 _Atomic(int*) PR12527_a;
PR12527()238 void PR12527() { int *b = PR12527_a; }
239
PR16931(int * x)240 void PR16931(int* x) { // expected-note {{passing argument to parameter 'x' here}}
241 typedef struct { _Atomic(_Bool) flag; } flag;
242 flag flagvar = { 0 };
243 PR16931(&flagvar); // expected-warning {{incompatible pointer types}}
244 }
245
memory_checks(_Atomic (int)* Ap,int * p,int val)246 void memory_checks(_Atomic(int) *Ap, int *p, int val) {
247 (void)__c11_atomic_load(Ap, memory_order_relaxed);
248 (void)__c11_atomic_load(Ap, memory_order_acquire);
249 (void)__c11_atomic_load(Ap, memory_order_consume);
250 (void)__c11_atomic_load(Ap, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
251 (void)__c11_atomic_load(Ap, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
252 (void)__c11_atomic_load(Ap, memory_order_seq_cst);
253 (void)__c11_atomic_load(Ap, val);
254 (void)__c11_atomic_load(Ap, -1); // expected-warning {{memory order argument to atomic operation is invalid}}
255 (void)__c11_atomic_load(Ap, 42); // expected-warning {{memory order argument to atomic operation is invalid}}
256
257 (void)__c11_atomic_store(Ap, val, memory_order_relaxed);
258 (void)__c11_atomic_store(Ap, val, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
259 (void)__c11_atomic_store(Ap, val, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
260 (void)__c11_atomic_store(Ap, val, memory_order_release);
261 (void)__c11_atomic_store(Ap, val, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
262 (void)__c11_atomic_store(Ap, val, memory_order_seq_cst);
263
264 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_relaxed);
265 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_acquire);
266 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_consume);
267 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_release);
268 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_acq_rel);
269 (void)__c11_atomic_fetch_add(Ap, 1, memory_order_seq_cst);
270
271 (void)__c11_atomic_fetch_add(
272 (struct Incomplete * _Atomic *)0, // expected-error {{incomplete type 'struct Incomplete'}}
273 1, memory_order_seq_cst);
274
275 (void)__c11_atomic_init(Ap, val);
276 (void)__c11_atomic_init(Ap, val);
277 (void)__c11_atomic_init(Ap, val);
278 (void)__c11_atomic_init(Ap, val);
279 (void)__c11_atomic_init(Ap, val);
280 (void)__c11_atomic_init(Ap, val);
281
282 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_relaxed);
283 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_acquire);
284 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_consume);
285 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_release);
286 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_acq_rel);
287 (void)__c11_atomic_fetch_sub(Ap, val, memory_order_seq_cst);
288
289 (void)__c11_atomic_fetch_and(Ap, val, memory_order_relaxed);
290 (void)__c11_atomic_fetch_and(Ap, val, memory_order_acquire);
291 (void)__c11_atomic_fetch_and(Ap, val, memory_order_consume);
292 (void)__c11_atomic_fetch_and(Ap, val, memory_order_release);
293 (void)__c11_atomic_fetch_and(Ap, val, memory_order_acq_rel);
294 (void)__c11_atomic_fetch_and(Ap, val, memory_order_seq_cst);
295
296 (void)__c11_atomic_fetch_or(Ap, val, memory_order_relaxed);
297 (void)__c11_atomic_fetch_or(Ap, val, memory_order_acquire);
298 (void)__c11_atomic_fetch_or(Ap, val, memory_order_consume);
299 (void)__c11_atomic_fetch_or(Ap, val, memory_order_release);
300 (void)__c11_atomic_fetch_or(Ap, val, memory_order_acq_rel);
301 (void)__c11_atomic_fetch_or(Ap, val, memory_order_seq_cst);
302
303 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_relaxed);
304 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_acquire);
305 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_consume);
306 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_release);
307 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_acq_rel);
308 (void)__c11_atomic_fetch_xor(Ap, val, memory_order_seq_cst);
309
310 (void)__c11_atomic_exchange(Ap, val, memory_order_relaxed);
311 (void)__c11_atomic_exchange(Ap, val, memory_order_acquire);
312 (void)__c11_atomic_exchange(Ap, val, memory_order_consume);
313 (void)__c11_atomic_exchange(Ap, val, memory_order_release);
314 (void)__c11_atomic_exchange(Ap, val, memory_order_acq_rel);
315 (void)__c11_atomic_exchange(Ap, val, memory_order_seq_cst);
316
317 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_relaxed, memory_order_relaxed);
318 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_acquire, memory_order_relaxed);
319 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_consume, memory_order_relaxed);
320 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_release, memory_order_relaxed);
321 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_acq_rel, memory_order_relaxed);
322 (void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_seq_cst, memory_order_relaxed);
323
324 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_relaxed, memory_order_relaxed);
325 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_acquire, memory_order_relaxed);
326 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_consume, memory_order_relaxed);
327 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_release, memory_order_relaxed);
328 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_acq_rel, memory_order_relaxed);
329 (void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_seq_cst, memory_order_relaxed);
330
331 (void)__atomic_load_n(p, memory_order_relaxed);
332 (void)__atomic_load_n(p, memory_order_acquire);
333 (void)__atomic_load_n(p, memory_order_consume);
334 (void)__atomic_load_n(p, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
335 (void)__atomic_load_n(p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
336 (void)__atomic_load_n(p, memory_order_seq_cst);
337
338 (void)__atomic_load(p, p, memory_order_relaxed);
339 (void)__atomic_load(p, p, memory_order_acquire);
340 (void)__atomic_load(p, p, memory_order_consume);
341 (void)__atomic_load(p, p, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
342 (void)__atomic_load(p, p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
343 (void)__atomic_load(p, p, memory_order_seq_cst);
344
345 (void)__atomic_store(p, p, memory_order_relaxed);
346 (void)__atomic_store(p, p, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
347 (void)__atomic_store(p, p, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
348 (void)__atomic_store(p, p, memory_order_release);
349 (void)__atomic_store(p, p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
350 (void)__atomic_store(p, p, memory_order_seq_cst);
351
352 (void)__atomic_store_n(p, val, memory_order_relaxed);
353 (void)__atomic_store_n(p, val, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
354 (void)__atomic_store_n(p, val, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
355 (void)__atomic_store_n(p, val, memory_order_release);
356 (void)__atomic_store_n(p, val, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
357 (void)__atomic_store_n(p, val, memory_order_seq_cst);
358
359 (void)__atomic_fetch_add(p, val, memory_order_relaxed);
360 (void)__atomic_fetch_add(p, val, memory_order_acquire);
361 (void)__atomic_fetch_add(p, val, memory_order_consume);
362 (void)__atomic_fetch_add(p, val, memory_order_release);
363 (void)__atomic_fetch_add(p, val, memory_order_acq_rel);
364 (void)__atomic_fetch_add(p, val, memory_order_seq_cst);
365
366 (void)__atomic_fetch_sub(p, val, memory_order_relaxed);
367 (void)__atomic_fetch_sub(p, val, memory_order_acquire);
368 (void)__atomic_fetch_sub(p, val, memory_order_consume);
369 (void)__atomic_fetch_sub(p, val, memory_order_release);
370 (void)__atomic_fetch_sub(p, val, memory_order_acq_rel);
371 (void)__atomic_fetch_sub(p, val, memory_order_seq_cst);
372
373 (void)__atomic_add_fetch(p, val, memory_order_relaxed);
374 (void)__atomic_add_fetch(p, val, memory_order_acquire);
375 (void)__atomic_add_fetch(p, val, memory_order_consume);
376 (void)__atomic_add_fetch(p, val, memory_order_release);
377 (void)__atomic_add_fetch(p, val, memory_order_acq_rel);
378 (void)__atomic_add_fetch(p, val, memory_order_seq_cst);
379
380 (void)__atomic_sub_fetch(p, val, memory_order_relaxed);
381 (void)__atomic_sub_fetch(p, val, memory_order_acquire);
382 (void)__atomic_sub_fetch(p, val, memory_order_consume);
383 (void)__atomic_sub_fetch(p, val, memory_order_release);
384 (void)__atomic_sub_fetch(p, val, memory_order_acq_rel);
385 (void)__atomic_sub_fetch(p, val, memory_order_seq_cst);
386
387 (void)__atomic_fetch_and(p, val, memory_order_relaxed);
388 (void)__atomic_fetch_and(p, val, memory_order_acquire);
389 (void)__atomic_fetch_and(p, val, memory_order_consume);
390 (void)__atomic_fetch_and(p, val, memory_order_release);
391 (void)__atomic_fetch_and(p, val, memory_order_acq_rel);
392 (void)__atomic_fetch_and(p, val, memory_order_seq_cst);
393
394 (void)__atomic_fetch_or(p, val, memory_order_relaxed);
395 (void)__atomic_fetch_or(p, val, memory_order_acquire);
396 (void)__atomic_fetch_or(p, val, memory_order_consume);
397 (void)__atomic_fetch_or(p, val, memory_order_release);
398 (void)__atomic_fetch_or(p, val, memory_order_acq_rel);
399 (void)__atomic_fetch_or(p, val, memory_order_seq_cst);
400
401 (void)__atomic_fetch_xor(p, val, memory_order_relaxed);
402 (void)__atomic_fetch_xor(p, val, memory_order_acquire);
403 (void)__atomic_fetch_xor(p, val, memory_order_consume);
404 (void)__atomic_fetch_xor(p, val, memory_order_release);
405 (void)__atomic_fetch_xor(p, val, memory_order_acq_rel);
406 (void)__atomic_fetch_xor(p, val, memory_order_seq_cst);
407
408 (void)__atomic_fetch_nand(p, val, memory_order_relaxed);
409 (void)__atomic_fetch_nand(p, val, memory_order_acquire);
410 (void)__atomic_fetch_nand(p, val, memory_order_consume);
411 (void)__atomic_fetch_nand(p, val, memory_order_release);
412 (void)__atomic_fetch_nand(p, val, memory_order_acq_rel);
413 (void)__atomic_fetch_nand(p, val, memory_order_seq_cst);
414
415 (void)__atomic_and_fetch(p, val, memory_order_relaxed);
416 (void)__atomic_and_fetch(p, val, memory_order_acquire);
417 (void)__atomic_and_fetch(p, val, memory_order_consume);
418 (void)__atomic_and_fetch(p, val, memory_order_release);
419 (void)__atomic_and_fetch(p, val, memory_order_acq_rel);
420 (void)__atomic_and_fetch(p, val, memory_order_seq_cst);
421
422 (void)__atomic_or_fetch(p, val, memory_order_relaxed);
423 (void)__atomic_or_fetch(p, val, memory_order_acquire);
424 (void)__atomic_or_fetch(p, val, memory_order_consume);
425 (void)__atomic_or_fetch(p, val, memory_order_release);
426 (void)__atomic_or_fetch(p, val, memory_order_acq_rel);
427 (void)__atomic_or_fetch(p, val, memory_order_seq_cst);
428
429 (void)__atomic_xor_fetch(p, val, memory_order_relaxed);
430 (void)__atomic_xor_fetch(p, val, memory_order_acquire);
431 (void)__atomic_xor_fetch(p, val, memory_order_consume);
432 (void)__atomic_xor_fetch(p, val, memory_order_release);
433 (void)__atomic_xor_fetch(p, val, memory_order_acq_rel);
434 (void)__atomic_xor_fetch(p, val, memory_order_seq_cst);
435
436 (void)__atomic_nand_fetch(p, val, memory_order_relaxed);
437 (void)__atomic_nand_fetch(p, val, memory_order_acquire);
438 (void)__atomic_nand_fetch(p, val, memory_order_consume);
439 (void)__atomic_nand_fetch(p, val, memory_order_release);
440 (void)__atomic_nand_fetch(p, val, memory_order_acq_rel);
441 (void)__atomic_nand_fetch(p, val, memory_order_seq_cst);
442
443 (void)__atomic_exchange_n(p, val, memory_order_relaxed);
444 (void)__atomic_exchange_n(p, val, memory_order_acquire);
445 (void)__atomic_exchange_n(p, val, memory_order_consume);
446 (void)__atomic_exchange_n(p, val, memory_order_release);
447 (void)__atomic_exchange_n(p, val, memory_order_acq_rel);
448 (void)__atomic_exchange_n(p, val, memory_order_seq_cst);
449
450 (void)__atomic_exchange(p, p, p, memory_order_relaxed);
451 (void)__atomic_exchange(p, p, p, memory_order_acquire);
452 (void)__atomic_exchange(p, p, p, memory_order_consume);
453 (void)__atomic_exchange(p, p, p, memory_order_release);
454 (void)__atomic_exchange(p, p, p, memory_order_acq_rel);
455 (void)__atomic_exchange(p, p, p, memory_order_seq_cst);
456
457 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_relaxed, memory_order_relaxed);
458 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_acquire, memory_order_relaxed);
459 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_consume, memory_order_relaxed);
460 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_release, memory_order_relaxed);
461 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_acq_rel, memory_order_relaxed);
462 (void)__atomic_compare_exchange(p, p, p, 0, memory_order_seq_cst, memory_order_relaxed);
463
464 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_relaxed, memory_order_relaxed);
465 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_acquire, memory_order_relaxed);
466 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_consume, memory_order_relaxed);
467 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_release, memory_order_relaxed);
468 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_acq_rel, memory_order_relaxed);
469 (void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_seq_cst, memory_order_relaxed);
470 }
471
472
473