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Hi Chandler, Philip, Mehdi, (and llvm-dev,) (this is partially a summary of some discussions that happened at the last LLVM bay area social, and partially a discussion about the direction of the CGSCC pass manager) A the last LLVM social we discussed the progress on the CGSCC pass manager. It seems like Chandler has a CGSCC pass manager working, but it is still unresolved exactly which