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This script will check-out, configure and compile LLVM+Clang (+ most add-ons, like ``compiler-rt``,
-``libcxx`` and ``clang-extra-tools``) in three stages, and will test the final stage.
+``libcxx``, ``libomp`` and ``clang-extra-tools``) in three stages, and will test the final stage.
It'll have installed the final binaries on the Phase3/Releasei(+Asserts) directory, and
that's the one you should use for the test-suite and other external tests.