1  /* PR c/64868 */
       2  /* { dg-do run } */
       3  
       4  float f = 2.0f;
       5  double d = 4.0;
       6  long double ld = 8.0L;
       7  
       8  void
       9  foo ()
      10  {
      11  #pragma omp atomic
      12    f = 1.0f / f;
      13  #pragma omp atomic
      14    f = 1 / f;
      15  #pragma omp atomic
      16    f = f / 2.0f;
      17  #pragma omp atomic
      18    f = f / 2;
      19  #pragma omp atomic
      20    f /= 2.0f;
      21  #pragma omp atomic
      22    f /= 2;
      23  #pragma omp atomic
      24    d = 1.0 / d;
      25  #pragma omp atomic
      26    d = 1 / d;
      27  #pragma omp atomic
      28    d = d / 2.0;
      29  #pragma omp atomic
      30    d = d / 2;
      31  #pragma omp atomic
      32    d /= 2.0;
      33  #pragma omp atomic
      34    d /= 2;
      35  #pragma omp atomic
      36    ld = 1.0L / ld;
      37  #pragma omp atomic
      38    ld = 1 / ld;
      39  #pragma omp atomic
      40    ld = ld / 2.0L;
      41  #pragma omp atomic
      42    ld = ld / 2;
      43  #pragma omp atomic
      44    ld /= 2.0L;
      45  #pragma omp atomic
      46    ld /= 2;
      47    if (f != 0.125f || d != 0.25 || ld != 0.5L)
      48      __builtin_abort ();
      49  }
      50  
      51  #ifdef __cplusplus
      52  template <typename T, int N1, int N2>
      53  void
      54  bar ()
      55  {
      56    T v = ::d;
      57  #pragma omp atomic
      58    v *= 16;
      59  #pragma omp atomic
      60    v = 1.0 / v;
      61  #pragma omp atomic
      62    v = N1 / v;
      63  #pragma omp atomic
      64    v = v / 2.0;
      65  #pragma omp atomic
      66    v = v / N2;
      67  #pragma omp atomic
      68    v /= 2.0;
      69  #pragma omp atomic
      70    v /= N2;
      71    if (v != 0.25)
      72      __builtin_abort ();
      73  }
      74  #endif
      75  
      76  int
      77  main ()
      78  {
      79    foo ();
      80  #ifdef __cplusplus
      81    bar<float, 1, 2> ();
      82    bar<double, 1, 2> ();
      83    bar<long double, 1, 2> ();
      84  #endif
      85    return 0;
      86  }