On Thu, Dec 4, 2014 at 2:43 PM, Iain Sandoe <i...@codesourcery.com> wrote: > Hi Rainer, > > On 4 Dec 2014, at 13:32, Rainer Orth wrote: > >> FX <fxcoud...@gmail.com> writes: >> >>> 10-days ping >>> This restores bootstrap on a secondary target, target maintainer is OK with >>> it. I think I need build maintainers approval, so please review. >> >> While in my testing, 64-bit Mac OS X 10.10.1 (x86_64-apple-darwin14.0.0) >> now bootstraps, but 32-bit (i386-apple-darwin14.0.0) does not: >> >> ld: illegal text-relocation to 'anon' in >> ../libiberty/pic/libiberty.a(regex.o) from >> '_byte_common_op_match_null_string_p' in >> ../libiberty/pic/libiberty.a(regex.o) for architecture i386 >> collect2: error: ld returned 1 exit status >> make[3]: *** [libcc1.la] Error 1 >> make[2]: *** [all] Error 2 >> make[1]: *** [all-libcc1] Error 2 > > For {i?86,ppc}-darwin* (i.e. m32 hosts) the PIC libiberty library is being > incorrectly built. > > The default BOOT_CFLAGS are: -O2 -g -mdynamic-no-pic > the libiberty pic build appends: -fno-common (and not even -fPIC) [NB -fPIC > _won't_ override -mdynamic-no-pic, so that's not a simple way out] > > This means that the PIC library is being built with non-pic relocs. > > I have a local hack to allow build to proceed on m32-host-darwin (which I can > send to you if you would like it) - however, it's not really a suitable patch > for trunk... and I've not had time recently to try and fix this. > > If you would like to raise a PR for this, I can append the analysis there.
The libiberty PIC build shouldn't use BOOT_CFLAGS. How does lto-plugin get around being built for the host but as a shared library? Richard. > cheers > Iain >