gmp 4.3.2 regressions when compiled with llvm-gcc
howarth at bromo.med.uc.edu
Thu Mar 31 20:50:27 CEST 2011
On Thu, Mar 31, 2011 at 08:21:54PM +0200, Stefan Krah wrote:
> Jack Howarth <howarth at bromo.med.uc.edu> wrote:
> > Torbjörn,
> > If you have access to a x86_64 linux box which defaults gmp to core2,
> > you could test this problem locally using the prebuilt linux x86_64 binaries
> > for llvm-gcc4.2 from http://llvm.org/releases/download.html#2.8. I suspect
> > this issue may not be darwin specific but a general llvm-gcc/-mtune=core2
> > issue.
> > Note I also tried a build under clang 2.9 but ran into a darwin linker
> > bug. Once that is fixed upstream, I'll let you know if clang exhibits
> > the same issues.
> > Jack
> > ps Aren't the other BSDs moving to llvm/clang? If so, I think these issues
> > may have a wider audience than just darwin.
> All tests pass on FreeBSD-8.0-amd64:
> clang version 2.9 (trunk 124029)
> Target: x86_64-unknown-freebsd8.0
> Thread model: posix
> # Qemu reports Id = 0x623 as the processor id:
> ./configure CC=clang --build=core2-unknown-freebsd8.0 --enable-cxx
> # The provided libtool exits with an error:
> cp /usr/local/bin/libtool .
> make check
> Perhaps this is another Mac OS X specific problem?
Can you try again with llvm-gcc instead of clang?
> Stefan Krah
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