gcc/libatomic/testsuite/libatomic.c/atomic-load-3.c
Joseph Myers a2ca7c8cb9 atomic-compare-exchange-1.c, [...]: Declare main as returning int.
* testsuite/libatomic.c/atomic-compare-exchange-1.c,
	testsuite/libatomic.c/atomic-compare-exchange-2.c,
	testsuite/libatomic.c/atomic-compare-exchange-3.c,
	testsuite/libatomic.c/atomic-compare-exchange-4.c,
	testsuite/libatomic.c/atomic-compare-exchange-5.c,
	testsuite/libatomic.c/atomic-exchange-1.c,
	testsuite/libatomic.c/atomic-exchange-2.c,
	testsuite/libatomic.c/atomic-exchange-3.c,
	testsuite/libatomic.c/atomic-exchange-4.c,
	testsuite/libatomic.c/atomic-exchange-5.c,
	testsuite/libatomic.c/atomic-generic.c,
	testsuite/libatomic.c/atomic-load-1.c,
	testsuite/libatomic.c/atomic-load-2.c,
	testsuite/libatomic.c/atomic-load-3.c,
	testsuite/libatomic.c/atomic-load-4.c,
	testsuite/libatomic.c/atomic-load-5.c,
	testsuite/libatomic.c/atomic-op-1.c,
	testsuite/libatomic.c/atomic-op-2.c,
	testsuite/libatomic.c/atomic-op-3.c,
	testsuite/libatomic.c/atomic-op-4.c,
	testsuite/libatomic.c/atomic-op-5.c,
	testsuite/libatomic.c/atomic-store-1.c,
	testsuite/libatomic.c/atomic-store-2.c,
	testsuite/libatomic.c/atomic-store-3.c,
	testsuite/libatomic.c/atomic-store-4.c,
	testsuite/libatomic.c/atomic-store-5.c: Declare main as returning
	int.  Do not require built-in sync support or add target-specific
	options.
	* testsuite/libatomic.c/atomic-exchange-1.c,
	testsuite/libatomic.c/atomic-exchange-2.c,
	testsuite/libatomic.c/atomic-exchange-3.c,
	testsuite/libatomic.c/atomic-exchange-4.c,
	testsuite/libatomic.c/atomic-exchange-5.c: Separate increments of
	count from expression using value of count.

From-SVN: r204953
2013-11-18 14:50:11 +00:00

66 lines
1.0 KiB
C

/* Test __atomic routines for existence and proper execution on 4 byte
values with each valid memory model. */
/* { dg-do run } */
extern void abort(void);
int v, count;
int
main ()
{
v = 0;
count = 0;
if (__atomic_load_n (&v, __ATOMIC_RELAXED) != count++)
abort();
else
v++;
if (__atomic_load_n (&v, __ATOMIC_ACQUIRE) != count++)
abort();
else
v++;
if (__atomic_load_n (&v, __ATOMIC_CONSUME) != count++)
abort();
else
v++;
if (__atomic_load_n (&v, __ATOMIC_SEQ_CST) != count++)
abort();
else
v++;
/* Now test the generic variants. */
__atomic_load (&v, &count, __ATOMIC_RELAXED);
if (count != v)
abort();
else
v++;
__atomic_load (&v, &count, __ATOMIC_ACQUIRE);
if (count != v)
abort();
else
v++;
__atomic_load (&v, &count, __ATOMIC_CONSUME);
if (count != v)
abort();
else
v++;
__atomic_load (&v, &count, __ATOMIC_SEQ_CST);
if (count != v)
abort();
else
v++;
return 0;
}