/usr/share/man/man1/riscv64-linux-gnu-gcov-dump.1.gz is in gcc-riscv64-linux-gnu 4:7.3.0-3ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/riscv64-linux-gnu-gcov-dump-7.1.gz