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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [atomic-flag.c] - Rev 689
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/* Test __atomic routines for existence and execution. */ /* { dg-do run } */ /* Test that __atomic_test_and_set and __atomic_clear builtins execute. */ extern void abort(void); unsigned char a; main () { int b; __atomic_clear (&a, __ATOMIC_RELAXED); if (a != 0) abort (); b = __atomic_test_and_set (&a, __ATOMIC_SEQ_CST); if (a != __GCC_ATOMIC_TEST_AND_SET_TRUEVAL || b != 0) abort (); b = __atomic_test_and_set (&a, __ATOMIC_ACQ_REL); if (a != __GCC_ATOMIC_TEST_AND_SET_TRUEVAL || b != 1) abort (); __atomic_clear (&a, __ATOMIC_SEQ_CST); if (a != 0) abort (); return 0; }