Re: String concatenation?

[Hans Aberg]

At 10:46 -0500 2003/06/03, Kevin Milner wrote:
[Please keep Cc to Help Bison list.]
>So in the scanner I should just do something like this, right?
>
>{  yylval.strval = strdup(yytext); .... }

Right.

>So what happens to this string at a later time? Do I need to free it in the
>parser?

I use C++, which does that automatically via a C++ sequence container (like
std::deque) used as parser stack.

Under C, you need to clean up the memory by hand, or using %destructor or
something.

  Hans Aberg