discussion of how to suppress C preprocessor warnings about YYFAIL
being unused, see the Bison 2.4.2 NEWS entry.
-** `%prec IDENTIFIER' requires IDENTIFIER to be defined separately.
-
- As promised in Bison 2.4.2's NEWS entry, it is now an error if a token
- that appears after a %prec directive is not defined by %token, %left,
- %right, or %nonassoc. This is required by POSIX.
-
** Temporary hack for adding a semicolon to the user action.
Previously, Bison appended a semicolon to every user action for
determine which destructor to call for the lookahead upon a syntax
error or upon parser return. This bug has been fixed.
-* Changes in version 2.4.2 (????-??-??):
+* Changes in version 2.4.3 (????-??-??):
+
+** Problems with spawning M4 on at least FreeBSD 8 and FreeBSD 9 have
+ been fixed.
+
+** Failures in the test suite for GCC 4.5 have been fixed.
+
+** Failures in the test suite for some versions of Sun Studio C++ have
+ been fixed.
+
+* Changes in version 2.4.2 (2010-03-20):
** Some portability problems that resulted in failures and livelocks
in the test suite on some versions of at least Solaris, AIX, HP-UX,
- RHEL4, and Tru64 have been fixed. As part of those fixes, fatal
- Bison errors no longer cause M4 to report a broken pipe on the
+ RHEL4, and Tru64 have been addressed. As a result, fatal Bison
+ errors should no longer cause M4 to report a broken pipe on the
affected platforms.
** `%prec IDENTIFIER' requires IDENTIFIER to be defined separately.