X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/5d614dfa8c3b98804a88239d1c80f3b20e56b7df..e20e6a50d57ce0fb1a51a4b27cf6c8cfdd64bf99:/NEWS?ds=sidebyside diff --git a/NEWS b/NEWS index 02d38555..5a9d314a 100644 --- a/NEWS +++ b/NEWS @@ -1,13 +1,45 @@ GNU Bison NEWS -* Noteworthy changes in release 2.5.91 (2012-07-18) [beta] +* Noteworthy changes in release ?.? (????-??-??) [?] + + Bison no longer executes user-specified M4 code when processing a grammar. + +** Future Changes + + In addition to the removal of the features announced in Bison 2.6, the + next major release will remove the "Temporary hack for adding a semicolon + to the user action", as announced in the release 2.5. Instead of: + + exp: exp "+" exp { $$ = $1 + $3 }; + + write: + + exp: exp "+" exp { $$ = $1 + $3; }; + +** Bug fixes + +*** Type names are now properly escaped. + +*** glr.cc: set_debug_level and debug_level work as expected. + +** Type names in printers and destructors + + For consistency with rule actions, it is now possible to qualify $$ by a + type-name in printers and destructors. For instance: + + %printer { fprintf (yyo, "(%d, %f)", $$, $$); } <*> <>; + + will display two values for each typed and untyped symbol (provided + that YYSTYPE supports it). + +* Noteworthy changes in release 2.6 (2012-07-19) [stable] ** Future Changes The next major release of Bison will drop support for the following deprecated features. Please report disagreements to bug-bison@gnu.org. -*** K&C parsers +*** K&R C parsers Support for generating parsers in K&R C will be removed. Parsers generated for C support ISO C90, and are tested with ISO C99 and ISO C11