[llvm] [llvm][Support] Add YAMLGenerateSchema for producing YAML schemas (PR #133284)

[via llvm-commits]

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+//===- llvm/Support/YAMLGenerateSchema.h ------------------------*- C++ -*-===//
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EugeneZelenko wrote:

Isn't Emacs support obsolete these days? At least Clang-Tidy headers were cleaned.

https://github.com/llvm/llvm-project/pull/133284