Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/lib/Support/StringPool.cpp

@@ -1,35 +0,0 @@
-//===-- StringPool.cpp - Interned string pool -----------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements the StringPool class.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Support/StringPool.h"
-#include "llvm/ADT/StringRef.h"
-
-using namespace llvm;
-
-StringPool::StringPool() {}
-
-StringPool::~StringPool() {
-  assert(InternTable.empty() && "PooledStringPtr leaked!");
-}
-
-PooledStringPtr StringPool::intern(StringRef Key) {
-  table_t::iterator I = InternTable.find(Key);
-  if (I != InternTable.end())
-    return PooledStringPtr(&*I);
-  
-  entry_t *S = entry_t::Create(Key);
-  S->getValue().Pool = this;
-  InternTable.insert(S);
-  
-  return PooledStringPtr(S);
-}