[PATCH] D80866: [cmake] Allow llvm_ExternalProject_Add to find CMAKE_SYSTEM_NAME among ${proj}_CMAKE_ARGS

[Puyan Lotfi via Phabricator via llvm-commits]

plotfi added a comment.

I am a little confused. Can you show an example of what would go in the cache file that would set what would otherwise be set by `CMAKE_SYSTEM_NAME` ?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D80866/new/

https://reviews.llvm.org/D80866