Fixes from Jim Meyering.

This commit is contained in:
Akim Demaille
2002-09-30 08:40:51 +00:00
parent b778eff5f9
commit e88dbdbf44

14
NEWS
View File

@@ -16,25 +16,25 @@ Changes in version 1.49b, 2002-08-12:
* Output Directory
When not in Yacc compatibility mode, when the output file was not
specified, runnning `bison foo/bar.y' created `foo/bar.c'. It
specified, running `bison foo/bar.y' created `foo/bar.c'. It
now creates `bar.c'.
* Undefined token
The undefined token was systematically mapped to 2 which prevented
the use of 2 from the user. This is no longer the case.
the use of 2 by the user. This is no longer the case.
* Unknown token numbers
If yylex returned a code out of range, yyparse could die. This is
If yylex returned an out of range value, yyparse could die. This is
no longer the case.
* Error token
According to POSIX, the error token should be numbered as 256.
According to POSIX, the error token must be 256.
Bison extends this requirement by making it a preference: *if* the
user specified that one of her tokens is numbered 256, then error
will be mapped onto another number.
* Verbose error messages
They no longer report `..., expecting error or...' for state where
They no longer report `..., expecting error or...' for states where
error recovery is possible.
* End token
@@ -110,12 +110,12 @@ Changes in version 1.49b, 2002-08-12:
Croatian, thanks to Denis Lackovic.
* Incorrect token definitions
When fed with `%token 'a' "A"', Bison used to output `#define 'a' 65'.
When given `%token 'a' "A"', Bison used to output `#define 'a' 65'.
* Token definitions as enums
Tokens are output both as the traditional #define's, and, provided
the compiler supports ANSI C or is a C++ compiler, as enums.
This helps debuggers producing symbols instead of values.
This lets debuggers display names instead of integers.
* Reports
In addition to --verbose, bison supports --report=THINGS, which