Disallow NDEBUG. It is very stupid.

 * calling assert() normally.

 */

#ifdef NDEBUG

#define tor_assert(expr) do {} while (0)

/* Nobody should ever want to build with NDEBUG set.  99% of your asserts will

 * be outside the critical path anyway, so it's silly to disable bugchecking

 * throughout the entire program just because a few asserts are slowing you

 * down.  Profile, optimize the critical path, and keep debugging on.

 *

 * And I'm not just saying that because some of our asserts check

 * security-critical properties.

 */

#error "Sorry; we don't support building with NDEBUG."

#else

#define tor_assert(expr) do {                                 \

 if (!(expr)) {                                               \