| LIBCXX_REVISION = "r331746" | |
| DEBIAN8_LIBCXX_SHA256 = "b95ac75fbe33a1d1e4d7ae6ebe00580f99eb94928ad9a7d16395abb2921e7070" | |
| DEBIAN9_LIBCXX_SHA256 = "c129082e5024fd2dcd5738d54d8b2a7ee4231b4e0981de43fe91ab921af07fcc" | |
| UBUNTU16_04_LIBCXX_SHA256 = "d0b65d2b63fff7599a4a1bd0844041359e8f7f0d17145cabe7a1045b6a9a8dda" |