Comparison with False - something I don't understand

[Paul Rubin]

MRAB <python at mrabarnett.plus.com> writes:
> When writing the C code for the new regex module I thought that it
> would've been easier if I could've used exceptions to propagate errors
> and unwind the stack, instead of having to return an error code which
> had to be checked by the caller, and then have the caller explicitly
> return an error code to /its/ caller.

That's called longjmp.

> Automatic garbage collection would also have been nice.

alloca might help.