the solution is just
%destructor { free($$); } IDENTIFIER STRING_CONSTANT
and
free(yylval.string_type);
Thanks!
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On 7 Jan 2008, at 07:20, cwhite wrote:
I use
yylval.string_type = strdup(yytext);
in my flex file but it seems that this is wasteful and it may cause
memory
leaks. I thought that yytext gets replaced everytime the lexer is
called so
how is this wasteful? How do I free yylval so that those
is an alternative to strdup, I'd like to know what that is.
Thanks.
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