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From: Rich Felker <dalias@libc.org>
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Subject: Re: Re: [PATCH v2] Unconditonally define alloca as
 __builtin_alloca
Date: Wed, 1 Jan 2020 15:08:54 -0500
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On Wed, Jan 01, 2020 at 12:02:01PM -0800, Michael Forney wrote:
> On 2019-11-19, Michael Forney <mforney@mforney.org> wrote:
> > This enables alternative compilers, which may not define __GNUC__,
> > to implement alloca, which is still fairly widely used.
> >
> > This is similar to how stdarg.h already works in musl; compilers must
> > implement __builtin_va_arg, there is no fallback definition.
> 
> Ping.

I'll go ahead and merge it; I don't think this is terribly
controversial and at worst it compile-time breaks something that's
already not working right.

Rich