040000 tree 2dbf2f6149166fe1d14bd1ddfa97c279a879e68b	gabi++
040000 tree f2c63ade3718d87983dde605946d10e13147be83	gnu-libstdc++
040000 tree 63de1ff777b22b79bfda11a8e1aedb2749ccfdcc	llvm-libc++
040000 tree 0f25e70fc356e867827519f1aec8f59fe35ebcee	stlport
040000 tree 4e90842e635979c2e564e68d67067ae8ca4c2394	system