704 lines
48 KiB
C
704 lines
48 KiB
C
// RUN: %clang_cc1 %s -verify -fgnuc-version=4.2.1 -ffreestanding -fsyntax-only -triple=i686-linux-gnu -std=c11
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// Basic parsing/Sema tests for __c11_atomic_*
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#include <stdatomic.h>
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struct S { char c[3]; };
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_Static_assert(__GCC_ATOMIC_BOOL_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_BOOL_LOCK_FREE == __CLANG_ATOMIC_BOOL_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_CHAR_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_CHAR_LOCK_FREE == __CLANG_ATOMIC_CHAR_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_CHAR16_T_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_CHAR16_T_LOCK_FREE == __CLANG_ATOMIC_CHAR16_T_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_CHAR32_T_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_CHAR32_T_LOCK_FREE == __CLANG_ATOMIC_CHAR32_T_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_WCHAR_T_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_WCHAR_T_LOCK_FREE == __CLANG_ATOMIC_WCHAR_T_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_SHORT_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_SHORT_LOCK_FREE == __CLANG_ATOMIC_SHORT_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_INT_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_INT_LOCK_FREE == __CLANG_ATOMIC_INT_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_LONG_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_LONG_LOCK_FREE == __CLANG_ATOMIC_LONG_LOCK_FREE, "");
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#ifdef __i386__
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_Static_assert(__GCC_ATOMIC_LLONG_LOCK_FREE == 1, "");
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#else
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_Static_assert(__GCC_ATOMIC_LLONG_LOCK_FREE == 2, "");
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#endif
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_Static_assert(__GCC_ATOMIC_LLONG_LOCK_FREE == __CLANG_ATOMIC_LLONG_LOCK_FREE, "");
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_Static_assert(__GCC_ATOMIC_POINTER_LOCK_FREE == 2, "");
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_Static_assert(__GCC_ATOMIC_POINTER_LOCK_FREE == __CLANG_ATOMIC_POINTER_LOCK_FREE, "");
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_Static_assert(__c11_atomic_is_lock_free(1), "");
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_Static_assert(__c11_atomic_is_lock_free(2), "");
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_Static_assert(__c11_atomic_is_lock_free(3), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__c11_atomic_is_lock_free(4), "");
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_Static_assert(__c11_atomic_is_lock_free(8), "");
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_Static_assert(__c11_atomic_is_lock_free(16), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__c11_atomic_is_lock_free(17), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(1, 0), "");
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_Static_assert(__atomic_is_lock_free(2, 0), "");
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_Static_assert(__atomic_is_lock_free(3, 0), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(4, 0), "");
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_Static_assert(__atomic_is_lock_free(8, 0), "");
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_Static_assert(__atomic_is_lock_free(16, 0), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(17, 0), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(atomic_is_lock_free((atomic_char*)0), "");
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_Static_assert(atomic_is_lock_free((atomic_short*)0), "");
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_Static_assert(atomic_is_lock_free((atomic_int*)0), "");
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_Static_assert(atomic_is_lock_free((atomic_long*)0), "");
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// expected-error@+1 {{__int128 is not supported on this target}}
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_Static_assert(atomic_is_lock_free((_Atomic(__int128)*)0), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(atomic_is_lock_free(0 + (atomic_char*)0), "");
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char i8;
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short i16;
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int i32;
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int __attribute__((vector_size(8))) i64;
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struct Incomplete *incomplete; // expected-note {{forward declaration of 'struct Incomplete'}}
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_Static_assert(__atomic_is_lock_free(1, &i8), "");
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_Static_assert(__atomic_is_lock_free(1, &i64), "");
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_Static_assert(__atomic_is_lock_free(2, &i8), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(2, &i16), "");
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_Static_assert(__atomic_is_lock_free(2, &i64), "");
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_Static_assert(__atomic_is_lock_free(4, &i16), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(4, &i32), "");
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_Static_assert(__atomic_is_lock_free(4, &i64), "");
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_Static_assert(__atomic_is_lock_free(8, &i32), ""); // expected-error {{not an integral constant expression}}
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_Static_assert(__atomic_is_lock_free(8, &i64), "");
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_Static_assert(__atomic_always_lock_free(1, 0), "");
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_Static_assert(__atomic_always_lock_free(2, 0), "");
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_Static_assert(!__atomic_always_lock_free(3, 0), "");
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_Static_assert(__atomic_always_lock_free(4, 0), "");
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_Static_assert(__atomic_always_lock_free(8, 0), "");
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_Static_assert(!__atomic_always_lock_free(16, 0), "");
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_Static_assert(!__atomic_always_lock_free(17, 0), "");
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_Static_assert(__atomic_always_lock_free(1, incomplete), "");
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_Static_assert(!__atomic_always_lock_free(2, incomplete), "");
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_Static_assert(!__atomic_always_lock_free(4, incomplete), "");
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_Static_assert(__atomic_always_lock_free(1, &i8), "");
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_Static_assert(__atomic_always_lock_free(1, &i64), "");
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_Static_assert(!__atomic_always_lock_free(2, &i8), "");
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_Static_assert(__atomic_always_lock_free(2, &i16), "");
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_Static_assert(__atomic_always_lock_free(2, &i64), "");
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_Static_assert(!__atomic_always_lock_free(4, &i16), "");
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_Static_assert(__atomic_always_lock_free(4, &i32), "");
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_Static_assert(__atomic_always_lock_free(4, &i64), "");
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_Static_assert(!__atomic_always_lock_free(8, &i32), "");
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_Static_assert(__atomic_always_lock_free(8, &i64), "");
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#define _AS1 __attribute__((address_space(1)))
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#define _AS2 __attribute__((address_space(2)))
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void f(_Atomic(int) *i, const _Atomic(int) *ci,
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_Atomic(int*) *p, _Atomic(float) *d,
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int *I, const int *CI,
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int **P, float *D, struct S *s1, struct S *s2) {
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__c11_atomic_init(I, 5); // expected-error {{pointer to _Atomic}}
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__c11_atomic_init(ci, 5); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
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__c11_atomic_load(0); // expected-error {{too few arguments to function}}
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__c11_atomic_load(0,0,0); // expected-error {{too many arguments to function}}
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__c11_atomic_store(0,0,0); // expected-error {{address argument to atomic builtin must be a pointer}}
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__c11_atomic_store((int*)0,0,0); // expected-error {{address argument to atomic operation must be a pointer to _Atomic}}
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__c11_atomic_store(i, 0, memory_order_relaxed);
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__c11_atomic_store(ci, 0, memory_order_relaxed); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
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__c11_atomic_load(i, memory_order_seq_cst);
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__c11_atomic_load(p, memory_order_seq_cst);
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__c11_atomic_load(d, memory_order_seq_cst);
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__c11_atomic_load(ci, memory_order_seq_cst);
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int load_n_1 = __atomic_load_n(I, memory_order_relaxed);
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int *load_n_2 = __atomic_load_n(P, memory_order_relaxed);
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float load_n_3 = __atomic_load_n(D, memory_order_relaxed); // expected-error {{must be a pointer to integer or pointer}}
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__atomic_load_n(s1, memory_order_relaxed); // expected-error {{must be a pointer to integer or pointer}}
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load_n_1 = __atomic_load_n(CI, memory_order_relaxed);
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__atomic_load(i, I, memory_order_relaxed); // expected-error {{must be a pointer to a trivially-copyable type}}
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__atomic_load(CI, I, memory_order_relaxed);
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__atomic_load(I, i, memory_order_relaxed); // expected-warning {{passing '_Atomic(int) *' to parameter of type 'int *'}}
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__atomic_load(I, *P, memory_order_relaxed);
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__atomic_load(I, *P, memory_order_relaxed, 42); // expected-error {{too many arguments}}
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(int)__atomic_load(I, I, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
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__atomic_load(s1, s2, memory_order_acquire);
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__atomic_load(CI, I, memory_order_relaxed);
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__atomic_load(I, CI, memory_order_relaxed); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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__atomic_load(CI, CI, memory_order_relaxed); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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__c11_atomic_store(i, 1, memory_order_seq_cst);
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__c11_atomic_store(p, 1, memory_order_seq_cst); // expected-warning {{incompatible integer to pointer conversion}}
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(int)__c11_atomic_store(d, 1, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
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__atomic_store_n(I, 4, memory_order_release);
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__atomic_store_n(I, 4.0, memory_order_release);
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__atomic_store_n(CI, 4, memory_order_release); // expected-error {{address argument to atomic operation must be a pointer to non-const type ('const int *' invalid)}}
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__atomic_store_n(I, P, memory_order_release); // expected-warning {{parameter of type 'int'}}
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__atomic_store_n(i, 1, memory_order_release); // expected-error {{must be a pointer to integer or pointer}}
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__atomic_store_n(s1, *s2, memory_order_release); // expected-error {{must be a pointer to integer or pointer}}
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__atomic_store_n(I, I, memory_order_release); // expected-warning {{incompatible pointer to integer conversion passing 'int *' to parameter of type 'int'; dereference with *}}
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__atomic_store(I, *P, memory_order_release);
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__atomic_store(CI, I, memory_order_release); // expected-error {{address argument to atomic operation must be a pointer to non-const type ('const int *' invalid)}}
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__atomic_store(s1, s2, memory_order_release);
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__atomic_store(i, I, memory_order_release); // expected-error {{trivially-copyable}}
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int exchange_1 = __c11_atomic_exchange(i, 1, memory_order_seq_cst);
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int exchange_2 = __c11_atomic_exchange(I, 1, memory_order_seq_cst); // expected-error {{must be a pointer to _Atomic}}
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int exchange_3 = __atomic_exchange_n(i, 1, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
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int exchange_4 = __atomic_exchange_n(I, 1, memory_order_seq_cst);
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__atomic_exchange(s1, s2, s2, memory_order_seq_cst);
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__atomic_exchange(s1, I, P, memory_order_seq_cst); // expected-warning 2{{parameter of type 'struct S *'}}
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(int)__atomic_exchange(s1, s2, s2, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
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__atomic_exchange(I, I, I, memory_order_seq_cst);
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__atomic_exchange(CI, I, I, memory_order_seq_cst); // expected-error {{address argument to atomic operation must be a pointer to non-const type ('const int *' invalid)}}
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__atomic_exchange(I, I, CI, memory_order_seq_cst); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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__c11_atomic_fetch_add(i, 1, memory_order_seq_cst);
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__c11_atomic_fetch_add(p, 1, memory_order_seq_cst);
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__c11_atomic_fetch_add(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer or pointer}}
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__atomic_fetch_add(i, 3, memory_order_seq_cst); // expected-error {{pointer to integer or pointer}}
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__atomic_fetch_sub(I, 3, memory_order_seq_cst);
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__atomic_fetch_sub(P, 3, memory_order_seq_cst);
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__atomic_fetch_sub(D, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
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__atomic_fetch_sub(s1, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer or pointer}}
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__atomic_fetch_min(D, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
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__atomic_fetch_max(P, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
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__atomic_fetch_max(p, 3); // expected-error {{too few arguments to function call, expected 3, have 2}}
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__c11_atomic_fetch_and(i, 1, memory_order_seq_cst);
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__c11_atomic_fetch_and(p, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
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__c11_atomic_fetch_and(d, 1, memory_order_seq_cst); // expected-error {{must be a pointer to atomic integer}}
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__atomic_fetch_and(i, 3, memory_order_seq_cst); // expected-error {{pointer to integer}}
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__atomic_fetch_or(I, 3, memory_order_seq_cst);
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__atomic_fetch_xor(P, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
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__atomic_fetch_or(D, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
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__atomic_fetch_and(s1, 3, memory_order_seq_cst); // expected-error {{must be a pointer to integer}}
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_Bool cmpexch_1 = __c11_atomic_compare_exchange_strong(i, I, 1, memory_order_seq_cst, memory_order_seq_cst);
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_Bool cmpexch_2 = __c11_atomic_compare_exchange_strong(p, P, (int*)1, memory_order_seq_cst, memory_order_seq_cst);
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_Bool cmpexch_3 = __c11_atomic_compare_exchange_strong(d, I, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{incompatible pointer types}}
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(void)__c11_atomic_compare_exchange_strong(i, CI, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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_Bool cmpexchw_1 = __c11_atomic_compare_exchange_weak(i, I, 1, memory_order_seq_cst, memory_order_seq_cst);
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_Bool cmpexchw_2 = __c11_atomic_compare_exchange_weak(p, P, (int*)1, memory_order_seq_cst, memory_order_seq_cst);
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_Bool cmpexchw_3 = __c11_atomic_compare_exchange_weak(d, I, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{incompatible pointer types}}
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(void)__c11_atomic_compare_exchange_weak(i, CI, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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_Bool cmpexch_4 = __atomic_compare_exchange_n(I, I, 5, 1, memory_order_seq_cst, memory_order_seq_cst);
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_Bool cmpexch_5 = __atomic_compare_exchange_n(I, P, 5, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{; dereference with *}}
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_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'}}
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(void)__atomic_compare_exchange_n(CI, I, 5, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-error {{address argument to atomic operation must be a pointer to non-const type ('const int *' invalid)}}
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(void)__atomic_compare_exchange_n(I, CI, 5, 1, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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_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 *'}}
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_Bool cmpexch_8 = __atomic_compare_exchange(I, P, I, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{; dereference with *}}
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_Bool cmpexch_9 = __atomic_compare_exchange(I, I, I, 0, memory_order_seq_cst, memory_order_seq_cst);
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(void)__atomic_compare_exchange(CI, I, I, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-error {{address argument to atomic operation must be a pointer to non-const type ('const int *' invalid)}}
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(void)__atomic_compare_exchange(I, CI, I, 0, memory_order_seq_cst, memory_order_seq_cst); // expected-warning {{passing 'const int *' to parameter of type 'int *' discards qualifiers}}
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// Pointers to different address spaces are allowed.
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_Bool cmpexch_10 = __c11_atomic_compare_exchange_strong((_Atomic int _AS1 *)0x308, (int _AS2 *)0x309, 1, memory_order_seq_cst, memory_order_seq_cst);
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const volatile int flag_k = 0;
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volatile int flag = 0;
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(void)(int)__atomic_test_and_set(&flag_k, memory_order_seq_cst); // expected-warning {{passing 'const volatile int *' to parameter of type 'volatile void *'}}
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(void)(int)__atomic_test_and_set(&flag, memory_order_seq_cst);
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__atomic_clear(&flag_k, memory_order_seq_cst); // expected-warning {{passing 'const volatile int *' to parameter of type 'volatile void *'}}
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__atomic_clear(&flag, memory_order_seq_cst);
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(int)__atomic_clear(&flag, memory_order_seq_cst); // expected-error {{operand of type 'void'}}
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__c11_atomic_init(ci, 0); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
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__c11_atomic_store(ci, 0, memory_order_release); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const _Atomic(int) *' invalid)}}
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__c11_atomic_load(ci, memory_order_acquire);
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// Ensure the <stdatomic.h> macros behave appropriately.
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atomic_int n = ATOMIC_VAR_INIT(123);
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atomic_init(&n, 456);
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atomic_init(&n, (void*)0); // expected-warning {{passing 'void *' to parameter of type 'int'}}
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const atomic_wchar_t cawt;
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atomic_init(&cawt, L'x'); // expected-error {{non-const}}
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atomic_wchar_t awt;
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atomic_init(&awt, L'x');
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int x = kill_dependency(12);
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atomic_thread_fence(); // expected-error {{too few arguments to function call}}
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atomic_thread_fence(memory_order_seq_cst);
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atomic_signal_fence(memory_order_seq_cst);
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void (*pfn)(memory_order) = &atomic_thread_fence;
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pfn = &atomic_signal_fence;
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int k = atomic_load_explicit(&n, memory_order_relaxed);
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atomic_store_explicit(&n, k, memory_order_relaxed);
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atomic_store(&n, atomic_load(&n));
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k = atomic_exchange(&n, 72);
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k = atomic_exchange_explicit(&n, k, memory_order_release);
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atomic_compare_exchange_strong(&n, k, k); // expected-warning {{take the address with &}}
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atomic_compare_exchange_weak(&n, &k, k);
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atomic_compare_exchange_strong_explicit(&n, &k, k, memory_order_seq_cst); // expected-error {{too few arguments}}
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atomic_compare_exchange_weak_explicit(&n, &k, k, memory_order_seq_cst, memory_order_acquire);
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atomic_fetch_add(&k, n); // expected-error {{must be a pointer to _Atomic}}
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k = atomic_fetch_add(&n, k);
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k = atomic_fetch_sub(&n, k);
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k = atomic_fetch_and(&n, k);
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k = atomic_fetch_or(&n, k);
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k = atomic_fetch_xor(&n, k);
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k = atomic_fetch_add_explicit(&n, k, memory_order_acquire);
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k = atomic_fetch_sub_explicit(&n, k, memory_order_release);
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k = atomic_fetch_and_explicit(&n, k, memory_order_acq_rel);
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k = atomic_fetch_or_explicit(&n, k, memory_order_consume);
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k = atomic_fetch_xor_explicit(&n, k, memory_order_relaxed);
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// C11 7.17.1/4: atomic_flag is a structure type.
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struct atomic_flag must_be_struct = ATOMIC_FLAG_INIT;
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// C11 7.17.8/5 implies that it is also a typedef type.
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atomic_flag guard = ATOMIC_FLAG_INIT;
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_Bool old_val = atomic_flag_test_and_set(&guard);
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if (old_val) atomic_flag_clear(&guard);
|
|
|
|
old_val = (atomic_flag_test_and_set)(&guard);
|
|
if (old_val) (atomic_flag_clear)(&guard);
|
|
|
|
const atomic_flag const_guard;
|
|
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)}}
|
|
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)}}
|
|
}
|
|
|
|
_Atomic(int*) PR12527_a;
|
|
void PR12527() { int *b = PR12527_a; }
|
|
|
|
void PR16931(int* x) { // expected-note {{passing argument to parameter 'x' here}}
|
|
typedef struct { _Atomic(_Bool) flag; } flag;
|
|
flag flagvar = { 0 };
|
|
PR16931(&flagvar); // expected-warning {{incompatible pointer types}}
|
|
}
|
|
|
|
void memory_checks(_Atomic(int) *Ap, int *p, int val) {
|
|
(void)__c11_atomic_load(Ap, memory_order_relaxed);
|
|
(void)__c11_atomic_load(Ap, memory_order_acquire);
|
|
(void)__c11_atomic_load(Ap, memory_order_consume);
|
|
(void)__c11_atomic_load(Ap, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_load(Ap, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_load(Ap, memory_order_seq_cst);
|
|
(void)__c11_atomic_load(Ap, val);
|
|
(void)__c11_atomic_load(Ap, -1); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_load(Ap, 42); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
|
|
(void)__c11_atomic_store(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_store(Ap, val, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_store(Ap, val, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_store(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_store(Ap, val, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__c11_atomic_store(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_consume);
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_release);
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_add(Ap, 1, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_add(
|
|
(struct Incomplete * _Atomic *)0, // expected-error {{incomplete type 'struct Incomplete'}}
|
|
1, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_init(Ap, val);
|
|
(void)__c11_atomic_init(Ap, val);
|
|
(void)__c11_atomic_init(Ap, val);
|
|
(void)__c11_atomic_init(Ap, val);
|
|
(void)__c11_atomic_init(Ap, val);
|
|
(void)__c11_atomic_init(Ap, val);
|
|
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_sub(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_and(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_or(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_xor(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_min(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_fetch_max(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_relaxed);
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_acquire);
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_consume);
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_release);
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_acq_rel);
|
|
(void)__c11_atomic_exchange(Ap, val, memory_order_seq_cst);
|
|
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_acquire, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_consume, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_release, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_acq_rel, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(Ap, p, val, memory_order_seq_cst, memory_order_relaxed);
|
|
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_acquire, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_consume, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_release, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_acq_rel, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_weak(Ap, p, val, memory_order_seq_cst, memory_order_relaxed);
|
|
|
|
(void)__atomic_load_n(p, memory_order_relaxed);
|
|
(void)__atomic_load_n(p, memory_order_acquire);
|
|
(void)__atomic_load_n(p, memory_order_consume);
|
|
(void)__atomic_load_n(p, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_load_n(p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_load_n(p, memory_order_seq_cst);
|
|
|
|
(void)__atomic_load(p, p, memory_order_relaxed);
|
|
(void)__atomic_load(p, p, memory_order_acquire);
|
|
(void)__atomic_load(p, p, memory_order_consume);
|
|
(void)__atomic_load(p, p, memory_order_release); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_load(p, p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_load(p, p, memory_order_seq_cst);
|
|
|
|
(void)__atomic_store(p, p, memory_order_relaxed);
|
|
(void)__atomic_store(p, p, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store(p, p, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store(p, p, memory_order_release);
|
|
(void)__atomic_store(p, p, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store(p, p, memory_order_seq_cst);
|
|
|
|
(void)__atomic_store_n(p, val, memory_order_relaxed);
|
|
(void)__atomic_store_n(p, val, memory_order_acquire); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store_n(p, val, memory_order_consume); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store_n(p, val, memory_order_release);
|
|
(void)__atomic_store_n(p, val, memory_order_acq_rel); // expected-warning {{memory order argument to atomic operation is invalid}}
|
|
(void)__atomic_store_n(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_add(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_add(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_add(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_add(p, val, memory_order_release);
|
|
(void)__atomic_fetch_add(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_add(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_sub(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_sub(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_sub(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_sub(p, val, memory_order_release);
|
|
(void)__atomic_fetch_sub(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_sub(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_add_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_add_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_add_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_add_fetch(p, val, memory_order_release);
|
|
(void)__atomic_add_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_add_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_sub_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_sub_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_sub_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_sub_fetch(p, val, memory_order_release);
|
|
(void)__atomic_sub_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_sub_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_and(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_and(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_and(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_and(p, val, memory_order_release);
|
|
(void)__atomic_fetch_and(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_and(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_or(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_or(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_or(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_or(p, val, memory_order_release);
|
|
(void)__atomic_fetch_or(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_or(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_xor(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_xor(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_xor(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_xor(p, val, memory_order_release);
|
|
(void)__atomic_fetch_xor(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_xor(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_nand(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_nand(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_nand(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_nand(p, val, memory_order_release);
|
|
(void)__atomic_fetch_nand(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_nand(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_min(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_min(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_min(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_min(p, val, memory_order_release);
|
|
(void)__atomic_fetch_min(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_min(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_fetch_max(p, val, memory_order_relaxed);
|
|
(void)__atomic_fetch_max(p, val, memory_order_acquire);
|
|
(void)__atomic_fetch_max(p, val, memory_order_consume);
|
|
(void)__atomic_fetch_max(p, val, memory_order_release);
|
|
(void)__atomic_fetch_max(p, val, memory_order_acq_rel);
|
|
(void)__atomic_fetch_max(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_and_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_and_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_and_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_and_fetch(p, val, memory_order_release);
|
|
(void)__atomic_and_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_and_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_or_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_or_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_or_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_or_fetch(p, val, memory_order_release);
|
|
(void)__atomic_or_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_or_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_xor_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_xor_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_xor_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_xor_fetch(p, val, memory_order_release);
|
|
(void)__atomic_xor_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_xor_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_nand_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_nand_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_nand_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_nand_fetch(p, val, memory_order_release);
|
|
(void)__atomic_nand_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_nand_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_max_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_max_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_max_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_max_fetch(p, val, memory_order_release);
|
|
(void)__atomic_max_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_max_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_min_fetch(p, val, memory_order_relaxed);
|
|
(void)__atomic_min_fetch(p, val, memory_order_acquire);
|
|
(void)__atomic_min_fetch(p, val, memory_order_consume);
|
|
(void)__atomic_min_fetch(p, val, memory_order_release);
|
|
(void)__atomic_min_fetch(p, val, memory_order_acq_rel);
|
|
(void)__atomic_min_fetch(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_exchange_n(p, val, memory_order_relaxed);
|
|
(void)__atomic_exchange_n(p, val, memory_order_acquire);
|
|
(void)__atomic_exchange_n(p, val, memory_order_consume);
|
|
(void)__atomic_exchange_n(p, val, memory_order_release);
|
|
(void)__atomic_exchange_n(p, val, memory_order_acq_rel);
|
|
(void)__atomic_exchange_n(p, val, memory_order_seq_cst);
|
|
|
|
(void)__atomic_exchange(p, p, p, memory_order_relaxed);
|
|
(void)__atomic_exchange(p, p, p, memory_order_acquire);
|
|
(void)__atomic_exchange(p, p, p, memory_order_consume);
|
|
(void)__atomic_exchange(p, p, p, memory_order_release);
|
|
(void)__atomic_exchange(p, p, p, memory_order_acq_rel);
|
|
(void)__atomic_exchange(p, p, p, memory_order_seq_cst);
|
|
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_acquire, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_consume, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_release, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_acq_rel, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange(p, p, p, 0, memory_order_seq_cst, memory_order_relaxed);
|
|
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_acquire, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_consume, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_release, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_acq_rel, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(p, p, val, 0, memory_order_seq_cst, memory_order_relaxed);
|
|
}
|
|
|
|
void nullPointerWarning() {
|
|
volatile _Atomic(int) vai;
|
|
_Atomic(int) ai;
|
|
volatile int vi = 42;
|
|
int i = 42;
|
|
volatile _Atomic(int*) vap;
|
|
_Atomic(int*) ap;
|
|
volatile int* vp = NULL;
|
|
int* p = NULL;
|
|
|
|
__c11_atomic_init((volatile _Atomic(int)*)0, 42); // expected-warning {{null passed to a callee that requires a non-null argument}}
|
|
__c11_atomic_init((_Atomic(int)*)0, 42); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__c11_atomic_store((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__c11_atomic_store((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_load((volatile _Atomic(int)*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_load((_Atomic(int)*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_exchange((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_exchange((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_weak((volatile _Atomic(int)*)0, &i, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_weak((_Atomic(int)*)0, &i, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_weak(&vai, (int*)0, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_weak(&ai, (int*)0, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_strong((volatile _Atomic(int)*)0, &i, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_strong((_Atomic(int)*)0, &i, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_strong(&vai, (int*)0, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_compare_exchange_strong(&ai, (int*)0, 42, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_add((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_add((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_sub((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_sub((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_and((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_and((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_or((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_or((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_xor((volatile _Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__c11_atomic_fetch_xor((_Atomic(int)*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store_n((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store_n((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store((volatile int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store((int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store(&vi, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_store(&i, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_load_n((volatile int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_load_n((int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_load((volatile int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_load((int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_load(&vi, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_load(&i, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_exchange_n((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_exchange_n((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange((volatile int*)0, &i, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange((int*)0, &i, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange(&vi, (int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange(&i, (int*)0, &i, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange(&vi, &i, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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__atomic_exchange(&i, &i, (int*)0, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange_n((volatile int*)0, &i, 42, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange_n((int*)0, &i, 42, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange_n(&vi, (int*)0, 42, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange_n(&i, (int*)0, 42, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange((volatile int*)0, &i, &i, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange((int*)0, &i, &i, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange(&vi, (int*)0, &i, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange(&i, (int*)0, &i, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange(&vi, &i, (int*)0, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_compare_exchange(&i, &i, (int*)0, /*weak=*/0, memory_order_relaxed, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_add((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_add((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_sub((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_sub((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_and((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_and((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_or((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
|
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(void)__atomic_fetch_or((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_xor((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_xor((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_min((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_min((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_max((volatile int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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(void)__atomic_fetch_max((int*)0, 42, memory_order_relaxed); // expected-warning {{null passed to a callee that requires a non-null argument}}
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|
// These don't warn: the "desired" parameter is passed by value. Even for
|
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// atomic pointers the "desired" result can be NULL.
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__c11_atomic_init(&vai, 0);
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__c11_atomic_init(&ai, 0);
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__c11_atomic_init(&vap, NULL);
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__c11_atomic_init(&ap, NULL);
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__c11_atomic_store(&vai, 0, memory_order_relaxed);
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__c11_atomic_store(&ai, 0, memory_order_relaxed);
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__c11_atomic_store(&vap, NULL, memory_order_relaxed);
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__c11_atomic_store(&ap, NULL, memory_order_relaxed);
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(void)__c11_atomic_exchange(&vai, 0, memory_order_relaxed);
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(void)__c11_atomic_exchange(&ai, 0, memory_order_relaxed);
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(void)__c11_atomic_exchange(&vap, NULL, memory_order_relaxed);
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(void)__c11_atomic_exchange(&ap, NULL, memory_order_relaxed);
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(void)__c11_atomic_compare_exchange_weak(&vai, &i, 0, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_weak(&ai, &i, 0, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_weak(&vap, &p, NULL, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_weak(&ap, &p, NULL, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__c11_atomic_compare_exchange_strong(&vai, &i, 0, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_strong(&ai, &i, 0, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_strong(&vap, &p, NULL, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_compare_exchange_strong(&ap, &p, NULL, memory_order_relaxed, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_add(&vai, 0, memory_order_relaxed);
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(void)__c11_atomic_fetch_add(&ai, 0, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_sub(&vai, 0, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_sub(&ai, 0, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_and(&vai, 0, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_and(&ai, 0, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_or(&vai, 0, memory_order_relaxed);
|
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(void)__c11_atomic_fetch_or(&ai, 0, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_xor(&vai, 0, memory_order_relaxed);
|
|
(void)__c11_atomic_fetch_xor(&ai, 0, memory_order_relaxed);
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|
|
|
// Ditto.
|
|
__atomic_store_n(&vi, 0, memory_order_relaxed);
|
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__atomic_store_n(&i, 0, memory_order_relaxed);
|
|
__atomic_store_n(&vp, NULL, memory_order_relaxed);
|
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__atomic_store_n(&p, NULL, memory_order_relaxed);
|
|
(void)__atomic_exchange_n(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_exchange_n(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_exchange_n(&vp, NULL, memory_order_relaxed);
|
|
(void)__atomic_exchange_n(&p, NULL, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(&vi, &i, 0, /*weak=*/0, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(&i, &i, 0, /*weak=*/0, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(&vp, &vp, NULL, /*weak=*/0, memory_order_relaxed, memory_order_relaxed);
|
|
(void)__atomic_compare_exchange_n(&p, &p, NULL, /*weak=*/0, memory_order_relaxed, memory_order_relaxed);
|
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(void)__atomic_fetch_add(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_add(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_sub(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_sub(&i, 0, memory_order_relaxed);
|
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(void)__atomic_fetch_and(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_and(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_or(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_or(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_xor(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_xor(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_min(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_min(&i, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_max(&vi, 0, memory_order_relaxed);
|
|
(void)__atomic_fetch_max(&i, 0, memory_order_relaxed);
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}
|