source: CIVL/examples/languageFeatures/pointerAdd.cvl@ 1598984

#include <civlc.h>
#include <stdio.h>

void main(){
  double * p1d;
  double ** p2d;
  double a1d[10];
  double a2d[10][10];

  p1d = (double *)$malloc($root, sizeof(double) * 10);
  p2d = (double **)$malloc($root, sizeof(double *) * 10);
  for(int i=0; i<10; i++){
    a1d[i] = i;
    p2d[i] = (double *)$malloc($root, sizeof(double) * 10);
    for(int j=0; j<10; j++){
      a2d[i][j] = i * 10 + j;
      p2d[i][j] = i * 10 + j;
    }
  }

  /* access array */
  printf("*(a1d + 5) = %.4f\n", *(a1d + 5));
  printf("*(a1d + 9) = %.4f\n", *(a1d + 9));
  printf("*(*(a2d + 5) + 5) = %.4f\n", *(*(a2d + 5) + 5));
  printf("*(&a2d[0][0] + 10) = %.4f\n", *(&a2d[0][0] + 10));
  printf("*(&a2d[0][0] + 99) = %.4f\n", *(&a2d[0][0] + 99));

  /* access malloced pointer */
  printf("*(p1d + 5) = %.4f\n", *(p1d + 5));
  printf("*(p1d + 9) = %.4f\n", *(p1d + 9));
  printf("*(*(p2d + 5) + 5) = %.4f\n", *(*(p2d + 5) + 5));
  printf("*(&p2d[0][0] + 10) = %.4f\n", *(&p2d[0][0] + 10));
  printf("*(*p2d + 9) = %.4f\n", *(*p2d + 9));
}