On 3 July 2014 18:27, Iain Buclaw <ibuc...@gdcproject.org> wrote: > On 3 July 2014 18:02, Johannes Pfau via Digitalmars-d > <digitalmars-d@puremagic.com> wrote: >> Am Thu, 03 Jul 2014 16:47:41 +0000 >> schrieb "John Colvin" <john.loughran.col...@gmail.com>: >> >>> testing the latest gdc release, writeln and friends are broken >>> for 64bit reals. Use core.stdc.stdio.printf with %lf instead. >> >> Actually mixing code compiled with -mlong-double-64 and code compiled >> without it can't really work - so I was wrong and it's not easily >> possible to compile only gammafunction with -mlong-double-64 >> (gammefunction calls into other maths modules). >> >> So it seems to really test this, either an ARM cross compiler + ARM >> system could be used or druntime+phobos must be built with >> -mlong-double-64 as well. > > > FYI, for those who don't have a ARM board at hand, there's always QEMU+chroot. > > http://superpiadventures.com/2012/07/development-environment/
Or if you're an Ubuntu user (release names are a bit outdated) https://wiki.ubuntu.com/ARM/RootfsFromScratch/QemuDebootstrap