Re: i686 Multilib Question

["Armin K." <krejzi@xxxxxxxxx>]

On 06/15/2012 12:03 AM, Ian Lance Taylor wrote:
> "Armin K."<krejzi@xxxxxxxxx>  writes:
>
> > Alright, I have built x86_64 cross compiler, built 64bit glibc with
> > which sort of works. I have built static i686 compiler with multilib
> > support (i686-linux-gnu-gcc/gcc -m64 works with that one), but now I
> > am trying to build shared set of compilers including c, c++ and ada
> > one (I have built static gnat stuff with static gcc), but I still keep
> > failing with same error as in the bug report, ie - no x86_64
> > support. Looking at config.log it seems to be using xgcc from stage1
> > bootstrap which isn't multilib capable for some reason. So, what am I
> > still doing wrong? I want i686 compiler, but I also want it to be able
> > to use -m64 with it.
>
>
> Sorry I missed saying this last time: please reply to gcc-help, not
> just to me.  Thanks.
>
> Did you configure with --enable-targets=all ?
>
> Ian

Whoops, sorry. I just hit reply and didn't pay attention to e mail 
address which was sent to.

Yes, I configured static gcc with --enable-targets=all and even dynamic.

$ /usr/gcc/bin/gcc -v
Using built-in specs.
COLLECT_GCC=/usr/gcc/bin/gcc
COLLECT_LTO_WRAPPER=/usr/gcc/lib/gcc/i686-linux-gnu/4.6.3/lto-wrapper
Target: i686-linux-gnu
Configured with: ../src/configure --prefix=/usr/gcc 
--libdir=/usr/gcc/lib --libexecdir=/usr/gcc/lib --without-headers 
--with-newlib --disable-shared --disable-nls --disable-decimal-float 
--disable-libgomp --disable-libmudflap --disable-libquadmath 
--disable-libssp --disable-threads --without-ppl --without-cloog 
--enable-targets=all --with-mpfr-include=/home/armin/src/src/mpfr/src 
--with-mpfr-lib=/home/armin/src/build/mpfr/.libs --enable-multilib 
--enable-bootstrap --enable-languages=c,ada --host=i686-linux-gnu 
--build=i686-linux-gnu --target=i686-linux-gnu
Thread model: single
gcc version 4.6.3 (GCC)