(root)/
gcc-13.2.0/
gcc/
testsuite/
gcc.dg/
vect/
no-scevccp-outer-9b.c
       1  /* { dg-require-effective-target vect_int } */
       2  
       3  #include <stdarg.h>
       4  #include "tree-vect.h"
       5  
       6  #define N 40
       7  
       8  int a[N];
       9  
      10  __attribute__ ((noinline)) int
      11  foo (int n){
      12    int i,j;
      13    int sum;
      14  
      15    if (n<=0)
      16      return 0;
      17  
      18    for (i = 0; i < N; i++) {
      19      sum = 0;
      20      for (j = 0; j < n; j++) {
      21        sum += j;
      22      }
      23      a[i] = sum;
      24    }
      25  }
      26  
      27  int main (void)
      28  {
      29    int i,j;
      30    int sum;
      31  
      32    check_vect ();
      33  
      34    for (i=0; i<N; i++)
      35      a[i] = i;
      36   
      37    foo (N);
      38  
      39      /* check results:  */
      40    for (i=0; i<N; i++)
      41      {
      42        sum = 0;
      43        for (j = 0; j < N; j++)
      44          sum += j;
      45        if (a[i] != sum)
      46          abort();
      47      }
      48  
      49    return 0;
      50  }
      51  
      52  /* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" } } */