GNU Bison NEWS
+* Noteworthy changes in release ?.? (????-??-??) [?]
+
+** Spaces in %lex- and %parse-param (lalr1.cc, glr.cc)
+
+ Trailing end-of-lines in %parse-param or %lex-param would result in
+ invalid C++. This is fixed.
+
+** Spurious spaces and end-of-lines
+
+ The generated files no longer end (nor start) with empty lines.
+
* Noteworthy changes in release 2.6.1 (2012-07-30) [stable]
Bison no longer executes user-specified M4 code when processing a grammar.