In attempting to add some basic tests I discovered a memory leak in the flex generated lexer.  It looks like the yy_scan_string code is not freeing an internal buffer when switching to a new string.  Somewhat annoying.
In attempting to add some basic tests I discovered a memory leak in the
flex generated lexer.  It looks like the yy_scan_string code is not
freeing an internal buffer when switching to a new string.  Somewhat
annoying.

arlaneenalra/Bootstrap-Scheme,arlaneenalra/Bootstrap-Scheme