-rw-r--r-- 249 lib25519-20220426/compilers/amd64+avx+avx2+adx raw
gcc -Wall -fPIC -fwrapv -O2 -mmmx -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -madx -mtune=skylake
clang -Wall -fPIC -fwrapv -Qunused-arguments -O2 -mmmx -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -madx -mtune=skylake