- Add --show-unsupported, don't show by default?
- - Finish documentation.
-
- Optionally use multiprocessing.
- - Support llvmc and ocaml tests.
-
- Support valgrind in all configs, and LLVM style valgrind.
- - Provide test suite config for running unit tests.
-
- Support a timeout / ulimit.
-
- - Support "disabling" tests? The advantage of making this distinct from XFAIL
- is it makes it more obvious that it is a temporary measure (and lit can put
- in a separate category).