SKIP: FAILED

static uint var_1 = 0u;

void main_1() {
  var_1 = 0u;
  while (true) {
    var_1 = 1u;
    if (false) {
      break;
    }
  }
  var_1 = 5u;
  return;
}

void main() {
  main_1();
  return;
}
FXC validation failure:
C:\src\dawn\test\tint\Shader@0x0000022316E83810(5,17-20): error X3696: infinite loop detected - loop never exits

