/usr/share/man/man1/powerpc-linux-gnuspe-gcc-ar.1.gz is in gcc-powerpc-linux-gnuspe 4:7.3.0-3ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/powerpc-linux-gnuspe-gcc-ar-7.1.gz