gcc/testsuite/gcc.dg/vect/O1-pr33854.c

   1 /* Testcase by Martin Michlmayr <tbm@cyrius.com> */
   2 /* { dg-do compile } */
   3
   4 extern void *malloc (long unsigned int __size);
   5 typedef struct VMatrix_ VMatrix;
   6 struct VMatrix_
   7 {
   8   int dim;
   9   int t2;
  10 };
  11 void uniform_correlation_matrix (VMatrix * v)
  12 {
  13   double *xbar = ((void *) 0);
  14   int m = v->dim;
  15   int i;
  16   xbar = malloc (m * sizeof *xbar);
  17   for (i = 0; i < m; i++)
  18     xbar[i] /= m;
  19 }
  20
  21 /* { dg-final { cleanup-tree-dump "vect" } } */
  22