[PATCH] D139763: [ADT] Deperecate llvm::None

[Kazu Hirata via Phabricator via llvm-commits]

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I've converted all known uses of None to std::nullopt.

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139763

Files:
  llvm/include/llvm/ADT/None.h


Index: llvm/include/llvm/ADT/None.h
===================================================================
--- llvm/include/llvm/ADT/None.h
+++ llvm/include/llvm/ADT/None.h
@@ -24,6 +24,7 @@
 /// and similar types without having to spell out the specialization's name.
 LLVM_DEPRECATED("Use std::nullopt_t instead", "std::nullopt_t")
 typedef std::nullopt_t NoneType;
+LLVM_DEPRECATED("Use std::nullopt instead.", "std::nullopt")
 inline constexpr std::nullopt_t None = std::nullopt;
 }
 


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