ok. the info is as follow: I'm building for the arm platform. the target triplet is: arm-linux-gnueabi. I try to build GCC version 6.3.0 binutils version is 2.27 glibc version is 2.24. the configure command for GCC was: ../gcc-6.3.0/configure --enable-languages=c,c++ --enable-shared --enable-threads=posix --target=arm-linux-gnueabi --without-werror --prefix=/root/andro_test/cross-toolchains/ --libdir=/root/andro_test/cross-toolchains/lib I've not set any environment variable. If you need more info please let me know what it is. Regards, Atar. 2017-01-17 17:15 GMT+02:00 Jonathan Wakely <jwakely.gcc@xxxxxxxxx>: > On 17 January 2017 at 14:03, Atar wrote: >> can someone help me solve the problem? > > No, not without far more information, because we're not psychic. > > What target are you building for? > > Which versions of GCC, Binutils and Glibc are you trying to build? > > What are the configure commands you used? Do you have any relevant > environment variables set? etc. etc.