http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51206
--- Comment #1 from gcc at rkeene dot org 2011-11-18 08:27:00 UTC --- If I remove the "-B.../lib" argument from x86_64-slackware-linux/libgcc/Makefile then both the 32-bit and the 64-bit libgcc builds complete. That is, if I change the line from: CC = /home/rkeene/root/cross-compilers/build-cc/gcc-x86_64-slackware-linux/./gcc/xgcc -B/home/rkeene/root/cross-compilers/build-cc/gcc-x86_64-slackware-linux/./gcc/ -B/home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/bin/ -B/home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/lib/ -isystem /home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/include -isystem /home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/sys-include --sysroot=/home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux to: CC = /home/rkeene/root/cross-compilers/build-cc/gcc-x86_64-slackware-linux/./gcc/xgcc -B/home/rkeene/root/cross-compilers/build-cc/gcc-x86_64-slackware-linux/./gcc/ -B/home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/bin/ -isystem /home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/include -isystem /home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux/sys-include --sysroot=/home/rkeene/root/cross-compilers/x86_64-slackware-linux/x86_64-slackware-linux