1  /* { dg-do compile { target { powerpc*-*-* } } } */
       2  /* powerpc_vsx_ok represents power7 */
       3  /* { dg-require-effective-target powerpc_vsx_ok } */
       4  /* { dg-skip-if "" { powerpc_p8vector_ok } } */
       5  /* { dg-skip-if "" { powerpc*-*-aix* } } */
       6  /* { dg-options "-mdejagnu-cpu=power7" } */
       7  
       8  /* This test should succeed on both 32- and 64-bit configurations.  */
       9  #include <altivec.h>
      10  
      11  /* Though the command line specifies power7 target, this function is
      12     to support power8, which will fail because this platform does not
      13     support power8.  */
      14  __attribute__((target("cpu=power8")))
      15  char
      16  char_fetch_add_relaxed (char *ptr, int value)
      17  { /* { dg-warning "lacks power8 support" } */
      18    return __atomic_fetch_add (ptr, value, __ATOMIC_RELAXED);
      19  }