gcc/testsuite/gcc.dg/20050111-2.c

   1 /* PR rtl-optimization/15139 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -funroll-loops" } */
   4
   5 void
   6 foo (double **a, double **z)
   7 {
   8   long int i, j;
   9   double d = -1.0;
  10
  11   for (i = 0; i < 6; i++)
  12     for (j = 0; j < 5; j++)
  13       d = z[i][j] > d ? z[i][j] : d;
  14
  15   for (i = 0; i < 6; i++)
  16     for (j = 0; j < 5; j++)
  17       z[i][j] /= d;
  18
  19   for (i = 0; i < 5; i++)
  20     a[i][j] = z[i][j];
  21 }