X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/e20e6a50d57ce0fb1a51a4b27cf6c8cfdd64bf99..cd735a8c6caab8f705fe551cc0316d0292eef11d:/NEWS diff --git a/NEWS b/NEWS index 5a9d314a..b99290c9 100644 --- a/NEWS +++ b/NEWS @@ -22,15 +22,21 @@ GNU Bison NEWS *** glr.cc: set_debug_level and debug_level work as expected. -** Type names in printers and destructors +*** Stray @ or $ in actions + + While Bison used to warn about stray $ or @ in action rules, it did not + for other actions such as printers, destructors, or initial actions. It + now does. + +** Type names in actions For consistency with rule actions, it is now possible to qualify $$ by a - type-name in printers and destructors. For instance: + type-name in destructors, printers, and initial actions. For instance: %printer { fprintf (yyo, "(%d, %f)", $$, $$); } <*> <>; will display two values for each typed and untyped symbol (provided - that YYSTYPE supports it). + that YYSTYPE has both "ival" and "fval" fields). * Noteworthy changes in release 2.6 (2012-07-19) [stable]