[llvm] [CAS] Add LLVMCAS library with InMemoryCAS implementation (PR #114096)

[Adrian Prantl via llvm-commits]

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@@ -0,0 +1,81 @@
+//===- BuiltinObjectHasher.h ------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CAS_BUILTINOBJECTHASHER_H
+#define LLVM_CAS_BUILTINOBJECTHASHER_H
+
+#include "llvm/CAS/ObjectStore.h"
+#include "llvm/Support/Endian.h"
+
+namespace llvm::cas {
+
+template <class HasherT> class BuiltinObjectHasher {
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adrian-prantl wrote:

Short Doxygen comment for the class?

https://github.com/llvm/llvm-project/pull/114096