Carl Eastlund c461e8a6e0 Fixed a macro stepper bug: can't use zero? on syntax span, as it can be #f. ... Please include in the upcoming release. original commit: 302cbb5275f2511cd0b72a2625e69afa8b7c894b		2011-07-19 03:07:53 -04:00
collects	Fixed a macro stepper bug: can't use zero? on syntax span, as it can be #f.	2011-07-19 03:07:53 -04:00