RE: flex code memory usage

"RERA" <>
4 Feb 2004 21:43:40 -0500

          From comp.compilers

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RE: flex code memory usage (RERA) (2004-02-04)
Re: flex code memory usage (Chris Isbell) (2004-02-08)
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From: "RERA" <>
Newsgroups: comp.compilers
Date: 4 Feb 2004 21:43:40 -0500
Organization: Compilers Central
Keywords: lex
Posted-Date: 04 Feb 2004 21:43:40 EST


>>I'm trying to use flex generated code on a embedded system. I have to

>>take care about not using too much heap, because the memory of this

>>system is very small.

Using flex for a embedded system :O. I don't think it's a better
idea. Is your embedded product that complex? What does your chip
support ?

Hand written lexer/parser will be a better idea.

>>I've seen that flex doesn't clean up very well (in my opinion), so my

>>question is: is there any way to tell flex not to waste heap? Maybe I

>>should use yy_delete_buffer?

If you do not clear memory will the product be fool proof? Will there
be side effects?


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