mirror of git://gcc.gnu.org/git/gcc.git
45 lines
766 B
C
45 lines
766 B
C
/* Test atomic_load routines for existence and proper execution on
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8-byte values with each valid memory model. */
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/* { dg-do run } */
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/* { dg-options "-std=c11 -pedantic-errors" } */
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#include <stdatomic.h>
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extern void abort (void);
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_Atomic long long v;
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long long count;
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int
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main ()
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{
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v = 0;
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count = 0;
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if (atomic_load_explicit (&v, memory_order_relaxed) != count++)
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abort ();
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else
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v++;
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if (atomic_load_explicit (&v, memory_order_acquire) != count++)
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abort ();
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else
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v++;
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if (atomic_load_explicit (&v, memory_order_consume) != count++)
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abort ();
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else
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v++;
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if (atomic_load_explicit (&v, memory_order_seq_cst) != count++)
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abort ();
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else
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v++;
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if (atomic_load (&v) != count)
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abort ();
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return 0;
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}
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