[PATCH] D58782: Use ArrayRef::copy, instead of copying data manually

[Dmitri Gribenko via Phabricator via cfe-commits]

gribozavr created this revision.
gribozavr added a reviewer: ioeric.
Herald added subscribers: cfe-commits, kadircet, arphaman, jkorous.
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D58782

Files:
  clang-tools-extra/clangd/index/Ref.cpp


Index: clang-tools-extra/clangd/index/Ref.cpp
===================================================================
--- clang-tools-extra/clangd/index/Ref.cpp
+++ clang-tools-extra/clangd/index/Ref.cpp
@@ -51,9 +51,7 @@
     SymRefs.erase(std::unique(SymRefs.begin(), SymRefs.end()), SymRefs.end());
 
     NumRefs += SymRefs.size();
-    auto *Array = Arena.Allocate<Ref>(SymRefs.size());
-    std::uninitialized_copy(SymRefs.begin(), SymRefs.end(), Array);
-    Result.emplace_back(Sym.first, llvm::ArrayRef<Ref>(Array, SymRefs.size()));
+    Result.emplace_back(Sym.first, llvm::ArrayRef<Ref>(SymRefs).copy(Arena));
   }
   return RefSlab(std::move(Result), std::move(Arena), NumRefs);
 }


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