# apt install g++-aarch64-linux-gnu
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aarch64-linux-gnu-g++ aarch64-linux-gnu-gcc-ar-5 aarch64-linux-gnu-gcov
aarch64-linux-gnu-g++-5 aarch64-linux-gnu-gcc-nm aarch64-linux-gnu-gcov-5
aarch64-linux-gnu-gcc aarch64-linux-gnu-gcc-nm-5 aarch64-linux-gnu-gcov-tool
aarch64-linux-gnu-gcc-5 aarch64-linux-gnu-gcc-ranlib aarch64-linux-gnu-gcov-tool-5
aarch64-linux-gnu-gcc-ar aarch64-linux-gnu-gcc-ranlib-5 aarch64-linux-gnu-gprof