Sam Tobin-Hochstadt 0a828f2262 Prevent unbound identifiers from being in the base env. ... Fix some bugs caught by this. svn: r18526 original commit: 9035e2e58457bd635ceb739f3d021e30fc7262b2		2010-03-12 16:25:40 +00:00
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tests	Prevent unbound identifiers from being in the base env.	2010-03-12 16:25:40 +00:00
typed	Add `define-predicate'	2010-03-10 00:10:03 +00:00
typed-scheme	Prevent unbound identifiers from being in the base env.	2010-03-12 16:25:40 +00:00
unstable	unstable/contract: added if/c combinator	2009-12-03 00:54:02 +00:00