Next: , Up: Declarations   [Contents][Index]

3.7.1 Require a Version of Bison

You may require the minimum version of Bison to process the grammar. If the requirement is not met, bison exits with an error (exit status 63).

%require "version"

Some deprecated behaviors are disabled for some required version:


The C++ deprecated files position.hh and stack.hh are no longer generated.