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Message-ID: <1738399.7MHUj5aqHM@main.pennware.com>
Date: Mon, 21 May 2012 22:24:19 -0500
From: Richard Pennington <rich@...nware.com>
To: musl@...ts.openwall.com
Subject: Re: A little more progress today with clang/LLVM
On Monday, May 21, 2012 10:53:06 PM Rich Felker wrote:
> On Mon, May 21, 2012 at 09:35:59PM -0500, Richard Pennington wrote:
> > I'll send you the list. The only one that looked sort of bad to me was the
> > out of bounds array reference. It was on the x86_64 in the
> > pthread_barrier_t access. clang complained about referencing __p[4],
> > which is out of bounds. That code is a little cryptic to me right now,
> > since I'm a newbi. ;-)
> Thanks! Indeed, that's broken. I must not have noticed since I'm on
> x86 (32-bit). The situation with the definition of these types is
> unfortunate and I might eventually change it; basically, to avoid
> leaking implementation details in the public headers, and to avoid
> having to change the bits headers for all archs if I change the way
> these primitives work, the public headers just have a union with ints
> and pointers matching the ABI's size for the type, and pthread_impl.h
> has macros that map fields into these slots in such a way that the
> mapping works on both 32- and 64-bit systems.
>
> Fixing now...
>
> Rich
I understand. I'm just afraid about my next update.. I'm doing a git to svn
sync and I know nothing about git. :-( Google is my friend, however.
-Rich
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