1 files changed, 0 insertions, 47 deletions
diff --git a/clang/lib/Basic/MemoryBufferCache.cpp b/clang/lib/Basic/MemoryBufferCache.cpp
deleted file mode 100644
index d3ea99bc0c3..00000000000
--- a/clang/lib/Basic/MemoryBufferCache.cpp
+++ /dev/null
@@ -1,47 +0,0 @@
-//===- MemoryBufferCache.cpp - Cache for loaded memory buffers ------------===//
-//
-// 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
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/Basic/MemoryBufferCache.h"
-#include "llvm/Support/MemoryBuffer.h"
-
-using namespace clang;
-
-llvm::MemoryBuffer &
-MemoryBufferCache::addBuffer(llvm::StringRef Filename,
-                             std::unique_ptr<llvm::MemoryBuffer> Buffer) {
-  auto Insertion =
-      Buffers.insert({Filename, BufferEntry{std::move(Buffer), NextIndex++}});
-  assert(Insertion.second && "Already has a buffer");
-  return *Insertion.first->second.Buffer;
-}
-
-llvm::MemoryBuffer *MemoryBufferCache::lookupBuffer(llvm::StringRef Filename) {
-  auto I = Buffers.find(Filename);
-  if (I == Buffers.end())
-    return nullptr;
-  return I->second.Buffer.get();
-}
-
-bool MemoryBufferCache::isBufferFinal(llvm::StringRef Filename) {
-  auto I = Buffers.find(Filename);
-  if (I == Buffers.end())
-    return false;
-  return I->second.Index < FirstRemovableIndex;
-}
-
-bool MemoryBufferCache::tryToRemoveBuffer(llvm::StringRef Filename) {
-  auto I = Buffers.find(Filename);
-  assert(I != Buffers.end() && "No buffer to remove...");
-  if (I->second.Index < FirstRemovableIndex)
-    return true;
-
-  Buffers.erase(I);
-  return false;
-}
-
-void MemoryBufferCache::finalizeCurrentBuffers() { FirstRemovableIndex = NextIndex; }