gcc/testsuite/gcc.dg/tree-ssa/pr73450.c

/* { dg-do run } */
/* { dg-options "-O3" } */

int a;
char b;
int main() {
  char c = 0;
  for (; c != 3; c = c + 7) {
    a = b & a;
    if (a)
      break;
  }
  return 0;
}