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kit
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ctl_shortcircuit_or.c (382B)

      1 /* Short-circuit || : the second operand is skipped when the first is true,
      2  * implemented with a conditional branch to the taken block. volatile operands
      3  * keep both sub-conditions real so the skip branch round-trips. First true =>
      4  * r = 42. Exit code 42. */
      5 int test_main(void) {
      6   volatile int a = 1, b = 0;
      7   int r = 0;
      8   if (a != 0 || b != 0) {
      9     r = 42;
     10   }
     11   return r;
     12 }