/usr/share/ is in gnat-8-sh4-linux-gnu 8-20180414-1ubuntu2cross1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/man/man1/sh4-linux-gnu-gnatlink-8.1.gz
/usr/share/doc/
/usr/share/man/man1/sh4-linux-gnu-gnatlink.1.gz
/usr/share/doc/gcc-8-sh4-linux-gnu-base/
/usr/share/doc/gcc-8-sh4-linux-gnu-base/ada/
/usr/share/man/man1/sh4-linux-gnu-gnatkr-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatkr.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatls-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatls.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatmake-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatmake.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatname-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatname.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatprep-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatprep.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatxref-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatxref.1.gz
/usr/share/doc/gcc-8-sh4-linux-gnu-base/ada/ChangeLog.gz
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/gnat-8-sh4-linux-gnu
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/sh4-linux-gnu-gnat-8.1.gz
/usr/share/doc/gnat-8-sh4-linux-gnu
/usr/share/man/man1/sh4-linux-gnu-gnat.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatbind-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatbind.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatchop-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatchop.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatclean-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatclean.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatfind-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatfind.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnatgcc.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnathtml-8.1.gz
/usr/share/man/man1/sh4-linux-gnu-gnathtml.1.gz