5 Commits

Author	SHA1	Message	Date
Zach Laine	37940c5ec1	Remove the expr_ref specialization of expression.	2016-12-07 20:01:20 -06:00
Zach Laine	29a7bedc00	Add reference-to-expr expr_kind expr_ref; expressions used in other expressions are now captured by reference.	2016-12-07 20:01:20 -06:00
Zach Laine	0033b42734	Replace parameter pack in expression<> with a single Tuple param.	2016-12-07 20:01:19 -06:00
Zach Laine	96927a994c	Support moves in transform().	2016-12-07 20:01:18 -06:00
Zach Laine	316da24c25	Add naive transform().	2016-12-07 20:01:18 -06:00