GMP 5.0.5 build fails with tcc due to x86_64 asm (unknown register...)

[Vincent Lefevre]

On 2012-06-20 11:37:03 +0200, Torbjorn Granlund wrote:
> Vincent Lefevre <vincent at vinc17.net> writes:
> 
>   On 2012-06-19 23:36:49 +0200, Torbjorn Granlund wrote:
>   > What does the dear POSIX documents tell about translating assembly code
>   > to object code?  Oh, they don't define that?  Oppsie, we must remove all
>   > assembly code from GMP right away...!
>   
>   Not to remove it, but to make it *optional*, i.e. to have a fallback
>   in C.
>   
> But wait, I think it is highly risky to even try using a command that is
> for compiling C for anything else.  Didn't you say the POSIX standard
> behaviour is undefined when feeding assembly files to such a command?

At least a diagnostic is required.

> Then, it could delete random files, send embarassing mail, or even cause
> demons to fly out if your nose?

Even with conforming C code, due to implementation limits.

-- 
Vincent Lefèvre <vincent at vinc17.net> - Web: <http://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)