(root)/
gcc-13.2.0/
libgomp/
testsuite/
libgomp.c/
task-reduction-1.c
       1  typedef __SIZE_TYPE__ size_t;
       2  extern void abort (void);
       3  
       4  void
       5  bar (int *a, int *b, int *c, int (*d)[2], int (*e)[4], size_t n, int f[1][n], int g[1][n * 2])
       6  {
       7    #pragma omp task in_reduction (*: a[:n], b[3:n], c[n:n], d[0][:n], e[0][1:n], f[0][:], g[0][1:n])
       8    {
       9      a[0] *= 12;
      10      a[1] *= 13;
      11      b[3] *= 14;
      12      b[4] *= 15;
      13      c[n] *= 16;
      14      c[n + 1] *= 17;
      15      d[0][0] *= 18;
      16      d[0][1] *= 19;
      17      e[0][1] *= 20;
      18      e[0][2] *= 21;
      19      f[0][0] *= 22;
      20      f[0][1] *= 23;
      21      g[0][1] *= 24;
      22      g[0][2] *= 25;
      23    }
      24  }
      25  
      26  void
      27  foo (size_t n, void *x, void *y, int f[1][n], int g[1][n * 2])
      28  {
      29    int a[n], b[n + 3], c[2 * n];
      30    int (*d)[n] = (int (*)[n]) x;
      31    int (*e)[n * 2] = (int (*)[n * 2]) y;
      32    int i;
      33    for (i = 0; i < n; i++)
      34      {
      35        a[i] = 1;
      36        b[i + 3] = 1;
      37        c[i + n] = 1;
      38        d[0][i] = 1;
      39        e[0][i + 1] = 1;
      40        f[0][i] = 1;
      41        g[0][i + 1] = 1;
      42      }
      43    #pragma omp taskgroup task_reduction (*: a, b[3:n], c[n:n], d[0][:n], e[0][1:n], f[0][:], g[0][1:n])
      44    {
      45      bar (a, b, c, (int (*)[2]) d, (int (*)[4]) e, n, f, g);
      46      #pragma omp task in_reduction (*: a, b[3:n], c[n:n], d[0][:n], e[0][1:n], f[0][:], g[0][1:n])
      47      {
      48        a[0] *= 2;
      49        a[1] *= 3;
      50        b[3] *= 4;
      51        b[4] *= 5;
      52        c[n] *= 6;
      53        c[n + 1] *= 7;
      54        d[0][0] *= 8;
      55        d[0][1] *= 9;
      56        e[0][1] *= 10;
      57        e[0][2] *= 11;
      58        f[0][0] *= 12;
      59        f[0][1] *= 13;
      60        g[0][1] *= 14;
      61        g[0][2] *= 15;
      62      }
      63      n = 0;
      64    }
      65    if (a[0] != 24 || a[1] != 39 || b[3] != 56 || b[4] != 75)
      66      abort ();
      67    if (c[2] != 96 || c[3] != 119 || d[0][0] != 144 || d[0][1] != 171)
      68      abort ();
      69    if (e[0][1] != 200 || e[0][2] != 231 || f[0][0] != 264 || f[0][1] != 299)
      70      abort ();
      71    if (g[0][1] != 336 || g[0][2] != 375)
      72      abort ();
      73  }
      74  
      75  void
      76  baz (size_t n, void *x, void *y, int f[1][n], int g[1][n * 2])
      77  {
      78    int a[n], b[n + 3], c[2 * n];
      79    int (*d)[n] = (int (*)[n]) x;
      80    int (*e)[n * 2] = (int (*)[n * 2]) y;
      81    int i;
      82    for (i = 0; i < n; i++)
      83      {
      84        a[i] = 1;
      85        b[i + 3] = 1;
      86        c[i + n] = 1;
      87        d[0][i] = 1;
      88        e[0][i + 1] = 1;
      89        f[0][i] = 1;
      90        g[0][i + 1] = 1;
      91      }
      92    #pragma omp parallel num_threads(2)
      93    #pragma omp master
      94    #pragma omp taskgroup task_reduction (*: a, b[3:n], c[n:n], d[0][:n], e[0][1:n], f[0][:], g[0][1:n])
      95    {
      96      bar (a, b, c, (int (*)[2]) d, (int (*)[4]) e, n, f, g);
      97      #pragma omp task in_reduction (*: a, b[3:n], c[n:n], d[0][:n], e[0][1:n], f[0][:], g[0][1:n])
      98      {
      99        a[0] *= 2;
     100        a[1] *= 3;
     101        b[3] *= 4;
     102        b[4] *= 5;
     103        c[n] *= 6;
     104        c[n + 1] *= 7;
     105        d[0][0] *= 8;
     106        d[0][1] *= 9;
     107        e[0][1] *= 10;
     108        e[0][2] *= 11;
     109        f[0][0] *= 12;
     110        f[0][1] *= 13;
     111        g[0][1] *= 14;
     112        g[0][2] *= 15;
     113      }
     114      n = 0;
     115    }
     116    if (a[0] != 24 || a[1] != 39 || b[3] != 56 || b[4] != 75)
     117      abort ();
     118    if (c[2] != 96 || c[3] != 119 || d[0][0] != 144 || d[0][1] != 171)
     119      abort ();
     120    if (e[0][1] != 200 || e[0][2] != 231 || f[0][0] != 264 || f[0][1] != 299)
     121      abort ();
     122    if (g[0][1] != 336 || g[0][2] != 375)
     123      abort ();
     124  }
     125  
     126  int
     127  main ()
     128  {
     129    int d[1][2], e[1][4], f[1][2], g[1][4];
     130    volatile int two;
     131    two = 2;
     132    #pragma omp parallel num_threads (2)
     133    #pragma omp master
     134    foo (two, (void *) d, (void *) e, f, g);
     135    baz (two, (void *) d, (void *) e, f, g);
     136    return 0;
     137  }