POSIX and yacc. Specifically, after syntax error is discovered,
do not reduce further before shifting the error token.
Clean up the code a bit by removing the labels yyerrdefault,
yyerrhandle, yyerrpop.
* NEWS: Document the above.
+2002-05-24 Paul Hilfinger <Hilfinger@CS.Berkeley.EDU>
+ and Paul Eggert <eggert@twinsun.com>
+
+ * data/bison.simple (yyparse): Correct error handling to conform to
+ POSIX and yacc. Specifically, after syntax error is discovered,
+ do not reduce further before shifting the error token.
+ Clean up the code a bit by removing the labels yyerrdefault,
+ yyerrhandle, yyerrpop.
+ * NEWS: Document the above.
+
2002-05-20 Paul Hilfinger <Hilfinger@CS.Berkeley.EDU>
* data/bison.simple (yyr1): Don't use yy_token_number_type as element