This folder downloads prebuilt binaries from the Libc Test Project. This is Musl Libc's test suite collection.
git://repo.or.cz/libc-test
See link above to our GitHub fork.
The binaries were compiled on Alpine Linux using:
export CC="cc -fno-omit-frame-pointer -Wl,-z,common-page-size=65536,-z,max-page-size=65536"
make -j16
make install
Our operations team them uses deploy-libc-test to deploy individual test programs to Google Cloud Storage once they've been confirmed to work.