Package: gcc-4.8 When DEB_STAGE is defined, with_libatomic is set no, while there is no '--disable-libatomic' In debian/rules2 (about line 150). It will make stage1 failed to build. I get this error by echo 'mips64el' > debian/target; WITH_SYSROOT=/ DEB_STAGE=stage1 debuild -B -- YunQiang Su