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Message-ID: <5101086C.2000107@codesourcery.com>
Date: Thu, 24 Jan 2013 10:10:00 -0000
From: Chung-Lin Tang <cltang@codesourcery.com>
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To: "Joseph S. Myers" <joseph@codesourcery.com>
CC: "Maciej W. Rozycki" <macro@codesourcery.com>, <libc-ports@sourceware.org>
Subject: Re: [PATCH 2/2] MIPS16: MIPS16 support proper
References: <alpine.DEB.1.10.1301230313570.4834@tp.orcam.me.uk> <alpine.DEB.1.10.1301230317220.4834@tp.orcam.me.uk> <Pine.LNX.4.64.1301231706590.7102@digraph.polyomino.org.uk>
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On 2013/1/24 01:22 AM, Joseph S. Myers wrote:
>>  
>> > -void
>> > -__longjmp (env_arg, val_arg)
>> > +static void __attribute__ ((nomips16))
>> > +____longjmp (env_arg, val_arg)
>> >       __jmp_buf env_arg;
>> >       int val_arg;
>> >  {
>> > @@ -86,3 +86,5 @@ __longjmp (env_arg, val_arg)
>> >    /* Avoid `volatile function does return' warnings.  */
>> >    for (;;);
>> >  }
>> > +
>> > +strong_alias (____longjmp, __longjmp);
> Why is the renaming / alias needed?
> 

This was because the declaration of __longjmp() in setjmp.h prohibited
us from tagging it directly with __attribute__ ((nomips16)) locally;
there will be a declaration inconsistent with header error.

Chung-Lin