X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/6e40b4ebd43da977e1399f3b4678f8346d8e3f2c..efc6bf1b94135c0b858896ef966aa7eaca4ff3cf:/NEWS?ds=inline diff --git a/NEWS b/NEWS index 022aa47f..b325a7ea 100644 --- a/NEWS +++ b/NEWS @@ -1,10 +1,15 @@ Bison News ---------- +Changes in version 1.75c: -Changes in version 1.75b: +Changes in version 1.75b, 2002-11-13: -* Bison now parses C99 lexical constructs like digraphs, UCNs, and - backslash-newline within C escape sequences, as POSIX now requires. +* %destructor + It is now possible to reclaim the memory associated to symbols + discarded during error recovery. This feature is still experimental. + +* Bison now parses C99 lexical constructs like UCNs and + backslash-newline within C escape sequences, as POSIX 1003.1-2001 requires. * --no-line works properly. @@ -16,6 +21,9 @@ Changes in version 1.75b: In addition, they provide a means for yyerror to remain pure, and to access to the current location. + #defining yyerror to steal internal variables is strongly + discouraged. It is not guaranteed to work for ever. + * #line Bison now recognizes #line in its input, and forwards them. @@ -157,9 +165,9 @@ Changes in version 1.50, 2002-10-04: the user symbol is used in the reports, the graphs, and the verbose error messages instead of `$end', which remains being the default. For instance - %token YYEOF 0 + %token MYEOF 0 or - %token YYEOF 0 "end of file" + %token MYEOF 0 "end of file" * Semantic parser This old option, which has been broken for ages, is removed. @@ -339,8 +347,8 @@ Changes in version 1.31, 2002-01-14: Changes in version 1.30, 2001-10-26: -* `--defines' and `--graph' have now an optionnal argument which is the - output file name. `-d' and `-g' do not change, they do not take any +* `--defines' and `--graph' have now an optional argument which is the + output file name. `-d' and `-g' do not change; they do not take any argument. * `%source_extension' and `%header_extension' are removed, failed