gcc/testsuite/gcc.dg/pr33961.c

   1 /* PR tree-optimization/33961 */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -ftree-cselim" } */
   4
   5 void decode(char *d, int len);
   6
   7 void decode(char *d, int len) {
   8         int i = len - 1;
   9         while(i >= 0) {
  10                 d[i];
  11                 if(d[i] == 0)
  12                         d[i]=' ';
  13                 if(d[i] == 1)
  14                         d[i]='x';
  15                 i--;
  16         }
  17 }
  18
  19 int main(int argc, char **argv)
  20 {
  21         decode("this bug is really weird", 24);
  22         return 0;
  23 }