On 19/06/12 01:47, Khem Raj wrote:
>
>
> On Monday, June 18, 2012, David Fernandez
> <david.fernandez.work@googlemail.com
> <mailto:david.fernandez.work@googlemail.com>> wrote:
> > On 18/06/12 23:25, David Fernandez wrote:
> >> On 18/06/12 22:42, Khem Raj wrote:
> >>> On Mon, Jun 18, 2012 at 2:07 PM, David Fernandez
> >>> <david.fernandez.work@googlemail.com
> <mailto:david.fernandez.work@googlemail.com>> wrote:
> >>>> Is that expected? As crt0.S in newlib has #ifdefs to choose the right
> >>>> thumb-2, thumb or ARM specific assembler depending on the
> predefined macros.
> >>> look for compiler cmdline when this was compiled. Did you use
> --with-mode=thumb
> >>> when configuring the compiler ?
> >> Gosh! I didn't. No idea that it needed a special parameter to have
> thumb
> >> only mode... even for a CPU that will refuse to compile without
> "-mthumb"...
> >>
> >> Thanks for the tip. I'll try that soon.
> >>
> >> Cheers
> > It fails if I use "--with-mode=thumb"
> >
> > The configuration goes ok (I use "configure --target=arm-eabi
> > --enable-languages=c,c++ --with-gnu-as --with-gnu-ld --with-newlib
> > --with-gxx-include-dir=/usr/local/arm-eabi/include --with-mode=thumb
> > -v"), but when doing "make -w all", it fails when it tries multilib:
> >
> > ...
> > make[2]: Leaving directory
> > `/home/user/rpmbuild/BUILDROOT/arm-eabi/gcc-4.7.1/gcc'
> > Checking multilib configuration for libgcc...
> > mkdir -p -- arm-eabi/libgcc
> > ...
> > checking for suffix of object files... o
> > ...
> > configure: error: cannot compute suffix of object files: cannot compile
> > See `config.log' for more details.
> > make[1]: *** [configure-target-libgcc] Error 1
> > make[1]: Leaving directory
> > `/home/user/rpmbuild/BUILDROOT/arm-eabi/gcc-4.7.1'
> > make: *** [all] Error 2
> > make: Leaving directory
> `/home/user/rpmbuild/BUILDROOT/arm-eabi/gcc-4.7.1'
> >
> > Any ideas?
> >
> >
>
> You have to show config.log from libgcc build tree 
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