pushing ident comparison through rustc
added IterBytes for 4-tuples
it appears I'm actually experiencing hygiene problems now :)
marking on both input and output from macros. nice shiny new test case framework
fix to adding iterbytes for 4-tuples (merge with other commit)
fixing bugs, more places where identifiers are compared
add test case for iterbytes on 4-tuples
make comparison of special_idents non-hygienic
comments
add temporarily unused ctxt field to mac_invoc_tt
WIP: redoing fold fns to add contexts to macro invocations.
WIP: adding context to macros
add fold_mac field to fold.rs
add fold_mac clause to fun_to_ctxt_folder
make ifn macro non-capturing
capturing macros now implemented
comments
delete dead code (merge with its creation?)