diff options
Diffstat (limited to 'RELNOTES')
| -rw-r--r-- | RELNOTES | 79 |
1 files changed, 79 insertions, 0 deletions
@@ -1,3 +1,82 @@ + TXR 273 + 2021-12-28 + + + Features + + - compiler: + - new jump optimizations. + - register compacting optimization: greatly reduces stack use, + especially of complex functions, and improves cache locality. + + - pattern language: + - @{var /regex/} changes: + - regex no longer ignored when var already has binding + - text is extracted with regex, then compared to variable + - @{var (fun ..)} changes: + - (fun ...) now processed in vertical mode if sole item in line. + - variable captures lines skipped over in vertical processing. + - (fun ...) no longer ignored when var already has binding. + - fun executed like in unbound case. + - text that would be bound to variable is compared to existing value. + + - structural pattern matching: + - in quasiliteral patterns, @{var #/regex/} can specify bound variable now: + - matches text in same way as unbound case + - matched text must then match content of var + + - lib: + - new functions: tuples*, rot, nrot, subq, subq, subqual, subst, pairlis. + + - hash tables: + - use 64 bit hash on 64 bit platforms, rather than 32 bit. + + - search trees: + - new function tree-count, and length/len works on trees. + - duplicate keys supported: + - tree, tree-insert, tree-insert-node have optional argument for + allowing duplicates. + - tree-delete-specific-node allows specific node to be + removed, when removing by key is ambiguous. + - priority queue support: + - tree-min, tree-min-node, tree-del-min, tree-del-min-node + + - oop/structs: + - new feature: application-defined struct clause macros. + - new: :delegate and :mass-delegate clause macros for + generating delegate method boilerplate with minimal code. + + Bugs + + - compiler: + - fix non-working (compile '(lambda ...)). + + - buffers: + - file-get-buf and command-get-buf use unbuffered I/O + to read the exact number of bytes into the buffer, + avoiding reading more bytes than requested. + + - case macros (mainly affecting casequal): + - fixed 2017 regression causing a key value like ((a b c)), + which is the single key (a b c), to be wrongly converted + into a list of three keys. + + - each-match, each-prod, sum-each family of macros: + - documented and added missing anonymous block + + - maprodo: spurious non-nil return value issue. + + - interpreter: bug in interpreting optional parameters, + present in original implementation from 2014 (absent in compiler). + + - iteration: gc stability problem in iter-begin and iter-reset. + + - define-accessor: broken argument handling. + + - less/greater: gaping bug, vectors not supported. + + + TXR 272 2021-11-11 |