log src/elab_env.sml

age author description
Fri, 27 Nov 2015 15:28:12 -0500 Adam Chlipala Fix tricky case of functor signature subsumption
Sun, 01 Nov 2015 16:33:14 -0500 Adam Chlipala After a tricky debugging session, limit visibility of type-class instances from anonymous modules
Fri, 05 Dec 2014 19:41:27 -0500 Adam Chlipala Move code from last changeset, to improve performance