This is the mail archive of the
gcc-help@gcc.gnu.org
mailing list for the GCC project.
Re: x87 register clobber returns "unknown register name" error
- From: Andrew Haley <aph at redhat dot com>
- To: gcc-help at gcc dot gnu dot org
- Date: Thu, 15 Oct 2015 10:18:05 +0100
- Subject: Re: x87 register clobber returns "unknown register name" error
- Authentication-results: sourceware.org; auth=none
- References: <561F5CC7 dot 6020308 at neel dot cnrs dot fr> <561F68AD dot 8060204 at redhat dot com> <561F6AE3 dot 9020200 at neel dot cnrs dot fr>
On 15/10/15 09:59, Hadrien Grasland wrote:
> I am pretty sure that they both feature 3 colons. Although my somewhat
> ill-placed "No output" comment might hide the second one a bit in the
> code I provided.
Haha, yes, congratulations on a baffling test case.
It's complaining that "st(0)" doesn't make any sense in this case.
I see what you're trying to do, but I don't know how to make GCC
do it.
Andrew.