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view gcc/testsuite/gcc.dg/atomic/stdatomic-load-1.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* Test atomic_load routines for existence and proper execution on 1-byte values with each valid memory model. */ /* { dg-do run } */ /* { dg-options "-std=c11 -pedantic-errors" } */ #include <stdatomic.h> extern void abort (void); _Atomic char v; char count; int main () { v = 0; count = 0; if (atomic_load_explicit (&v, memory_order_relaxed) != count++) abort (); else v++; if (atomic_load_explicit (&v, memory_order_acquire) != count++) abort (); else v++; if (atomic_load_explicit (&v, memory_order_consume) != count++) abort (); else v++; if (atomic_load_explicit (&v, memory_order_seq_cst) != count++) abort (); else v++; if (atomic_load (&v) != count) abort (); return 0; }