[PATCH] D133502: [ADT] Mark `llvm::array_lengthof` as deprecated

[Joe Loser via Phabricator via llvm-commits]

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As a follow-up of 5e96cea1db0623a833d5376c9ea2ce4528771f97 <https://reviews.llvm.org/rG5e96cea1db0623a833d5376c9ea2ce4528771f97>, mark
`llvm::array_lengthof` as deprecated in favor of using `std::size` function
directly.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D133502

Files:
  llvm/include/llvm/ADT/STLArrayExtras.h


Index: llvm/include/llvm/ADT/STLArrayExtras.h
===================================================================
--- llvm/include/llvm/ADT/STLArrayExtras.h
+++ llvm/include/llvm/ADT/STLArrayExtras.h
@@ -26,7 +26,8 @@
 
 /// Find the length of an array.
 template <class T, std::size_t N>
-constexpr inline size_t array_lengthof(T (&)[N]) {
+[[deprecated("Use std::size(T(&)[N) instead")]] constexpr inline size_t
+array_lengthof(T (&)[N]) {
   return N;
 }
 


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