/usr/lib/gcc/arm-linux-gnueabihf/4.6/libgomp.so is in gcc-4.6-arm-linux-gnueabihf 4.6.3-1ubuntu5cross1.63.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/gcc/arm-linux-gnueabihf/4.6/../../../../arm-linux-gnueabihf/lib/libgomp.so.1