* NEWS: Document floating point number handling in gasp.
* gasp.c: Include <assert.h> and "xregex.h".
(is_flonum): New function.
(chew_flownum): Likewise.
(change_base): Consume flonums from the input, where possible.
* doc/gasp.texi (Constants): Document floating point numbers.
[testsuite/ChangeLog]
* gasp/flonums.asm: New test.
* gasp/flonums.err: New result.
* gasp/flonums.out: Likewise.