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Re: [PATCH][arm] Create ARM unwind records for system call stubs
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Ulrich Weigand <uweigand at de dot ibm dot com>
- Cc: libc-ports at sourceware dot org, patches at linaro dot org
- Date: Wed, 23 Mar 2011 13:56:08 +0000 (UTC)
- Subject: Re: [PATCH][arm] Create ARM unwind records for system call stubs
- References: <201103231349.p2NDnOQS003216@d06av02.portsmouth.uk.ibm.com>
On Wed, 23 Mar 2011, Ulrich Weigand wrote:
> Joseph S. Myers wrote:
> > On Mon, 21 Mar 2011, Ulrich Weigand wrote:
> >
> > > I've tested this by running the glibc testsuite on armv7l-linux-gnueabi
> >
> > Incidentally, does this mean you have a local config.sub patch for this
> > target? Because neither the current version in config.git, nor the rather
> > older version in libc, accepts this target.
> >
> > $ ./config.sub armv7l-linux-gnueabi
> > Invalid configuration `armv7l-linux-gnueabi': machine `armv7l' not recognized
>
> No, I just misspelled the triple in the email; the actual triple I used was:
> armv7l-unknown-linux-gnueabi
>
> (I would have thought the "unknown" can be omitted, but apparently not.)
That it can't be omitted would be a bug in config.sub (that in one place
it accepts arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb], in
another arm-* | armbe-* | armle-* | armeb-* | armv*-*, rather than being
consistent in the forms of ARM name accepted).
--
Joseph S. Myers
joseph@codesourcery.com