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Re: Bison 1.875 has memory corruption problems

From: Chris Lattner
Subject: Re: Bison 1.875 has memory corruption problems
Date: Mon, 5 Apr 2004 23:27:15 -0500 (CDT)

On Mon, 5 Apr 2004, Paul Eggert wrote:

> Chris Lattner <address@hidden> writes:
> > I believe the problem is due to an uninitialized variable in the
> > lexer somewhere.
> That bug should be fixed in the latest alpha version; see
> ftp://alpha.gnu.org/gnu/bison/bison-1.875c.tar.gz
> If memory serves, the bug causes incorrect line numbers to be put into
> #line directives in some cases.

Sure enough, this fixes the problem.  Thanks a lot!  When compiling with
LLVM, this bug caused bison to crash in some cases (because it has a much
more aggressive optimizer than GCC), now it passes all of 'make check'.

Thanks again,



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