From: Rich Felker <dalias@libc.org>
To: u-igbb@aetey.se
Cc: musl@lists.openwall.com
Subject: Re: variadic args (was: [musl] compiling musl on x86_64 linux with pcc)
Date: Thu, 28 Aug 2014 10:40:32 -0400 [thread overview]
Message-ID: <20140828144032.GX12888@brightrain.aerifal.cx> (raw)
In-Reply-To: <20140828081316.GN12376@example.net>
On Thu, Aug 28, 2014 at 10:13:16AM +0200, u-igbb@aetey.se wrote:
> > Also, in the time you've spent arguing for supporting something that's
> > obviously broken (using illegal pointer arithmetic to represent
> > variadic args) you could probably have gotten a patch adding
> > __builtin_va_* into tcc, using predefined macros with the current bad
> > definitions if nothing else.
>
> Sorry, this is an argument which I can not accept (skipping the technical
> statements which I do not agree with but we are not to talk about).
>
> I am not in a position to fix every compiler I might need, unless I am
> forced to.
And likewise we're not in a position to support interacting with the
compiler-provided stdarg.h from every possible compiler.
Note that this is actually complex in practice (there are lots of
variants!) while the __builtin_va_* stuff is not complex in practice
(tcc is the only example anyone's given where the uniform
__builtin_va_* stuff doesn't work).
Rich
next prev parent reply other threads:[~2014-08-28 14:40 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 9:18 compiling musl on x86_64 linux with ppc u-igbb
2014-08-13 9:29 ` "pcc" of course ([musl] compiling musl on x86_64 linux with ppc) u-igbb
2014-08-13 9:49 ` compiling musl on x86_64 linux with ppc Szabolcs Nagy
2014-08-13 10:25 ` compiling musl on x86_64 linux with pcc u-igbb
2014-08-13 11:22 ` u-igbb
2014-08-13 11:53 ` summary: [musl] " u-igbb
2014-08-13 12:38 ` compiling musl on x86_64 linux with ppc Rich Felker
2014-08-13 12:56 ` u-igbb
2014-08-13 14:23 ` Rich Felker
2014-08-13 14:43 ` compiling musl on x86_64 linux with pcc u-igbb
2014-08-13 14:43 ` compiling musl on x86_64 linux with ppc Szabolcs Nagy
2014-08-14 7:10 ` compiling musl on x86_64 linux with pcc u-igbb
2014-08-14 14:20 ` Rich Felker
2014-08-14 14:38 ` u-igbb
2014-08-14 14:47 ` Rich Felker
2014-08-14 15:00 ` u-igbb
2014-08-15 10:49 ` va_list (was: [musl] compiling musl on x86_64 linux with pcc) u-igbb
2014-08-15 13:44 ` Rich Felker
2014-08-15 15:07 ` u-igbb
2014-08-15 15:56 ` Rich Felker
2014-08-15 17:12 ` u-igbb
2014-08-15 8:05 ` compiling musl on x86_64 linux with ppc u-igbb
2014-08-25 8:28 ` compiling musl on x86_64 linux with pcc u-igbb
2014-08-25 8:34 ` u-igbb
2014-08-25 15:46 ` Rich Felker
2014-08-26 19:34 ` u-igbb
2014-08-26 19:54 ` Rich Felker
2014-08-27 7:40 ` u-igbb
2014-08-27 7:54 ` Rich Felker
2014-08-27 8:52 ` variadic args (was: [musl] compiling musl on x86_64 linux with pcc) u-igbb
2014-08-27 16:34 ` Rich Felker
2014-08-28 8:13 ` u-igbb
2014-08-28 14:40 ` Rich Felker [this message]
2014-08-28 16:55 ` u-igbb
2014-08-27 14:38 ` compiling musl with pcc (i486-pc-linux-gnu) " u-igbb
2014-08-27 16:36 ` Rich Felker
2014-09-23 19:05 ` compiling musl on x86_64 linux with pcc u-igbb
2014-09-23 19:31 ` Rich Felker
2014-09-24 8:26 ` u-igbb
2014-08-13 23:39 ` compiling musl on x86_64 linux with ppc Isaac Dunham
2014-08-13 23:41 ` Rich Felker
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