On 09.02.2012, at 20:11, Peter Maydell wrote: > On 9 February 2012 18:23, Andreas Färber <afaer...@suse.de> wrote: >> Am 09.02.2012 18:07, schrieb Peter Maydell: >>> (2) qemu 1.0 does not work on ARM hosts -- see the release notes. >>> (3) at least one of the problems which meant we marked it as unsupported is >>> still unfixed in master, so this isn't going to work >> >> What's the remaining issue? I was able to successfully compile and run >> arm-softmmu + arm-linux-user on Oneiric the weekend. > > On ARM Linux glibc provides a makecontext() that always fails ENOSYS, > so our configure test thinks there is makecontext support but when we > try to use it for coroutines it will fail and we abort. > > I have a workaround in qemu-linaro that just forces the makecontext > test to fail on ARM but I don't like that much. It would be better > to either drop our requirement for makecontext (Paolo had some patches > to try to do this IIRC) or to handle it failing at runtime.
Or make the configure test be an execution test and always disable it for cross-compile? Alex
