Mercurial > hg > CbC > CbC_gcc
view libatomic/testsuite/libatomic.c/atomic-store-4.c @ 150:26042f4007d5 current
fix examples
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Sat, 23 May 2020 07:51:47 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* Test __atomic routines for existence and proper execution on 8 byte values with each valid memory model. */ /* { dg-do run } */ /* { dg-options "" } */ /* Test the execution of the __atomic_store_n builtin for a long long. */ extern void abort(void); long long v, count; int main () { v = 0; count = 0; __atomic_store_n (&v, count + 1, __ATOMIC_RELAXED); if (v != ++count) abort (); __atomic_store_n (&v, count + 1, __ATOMIC_RELEASE); if (v != ++count) abort (); __atomic_store_n (&v, count + 1, __ATOMIC_SEQ_CST); if (v != ++count) abort (); /* Now test the generic variant. */ count++; __atomic_store (&v, &count, __ATOMIC_RELAXED); if (v != count++) abort (); __atomic_store (&v, &count, __ATOMIC_RELEASE); if (v != count++) abort (); __atomic_store (&v, &count, __ATOMIC_SEQ_CST); if (v != count) abort (); return 0; }