[llvm] [ADT] Allow member pointers in map_range and map_to_vector (PR #181154)

[Jakub Kuderski via llvm-commits]

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@@ -360,6 +360,8 @@ inline mapped_iterator<ItTy, FuncTy> map_iterator(ItTy I, FuncTy F) {
   return mapped_iterator<ItTy, FuncTy>(std::move(I), std::move(F));
 }
 
+/// Return a range that applies \p F to the elements of \p C. \p F can be a
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kuhar wrote:

IME llvm is a random mix of doxygen / markdown / freeform :shrug: 

https://github.com/llvm/llvm-project/pull/181154