Files
archived-llvm/include/llvm/Support/StringSaver.h
Rafael Espindola 42fe3754c5 There is only one saver of strings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244854 91177308-0d34-0410-b5e6-96231b3b80d8
2015-08-13 01:07:02 +00:00

33 lines
1002 B
C++

//===- llvm/Support/StringSaver.h -------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SUPPORT_STRINGSAVER_H
#define LLVM_SUPPORT_STRINGSAVER_H
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/Allocator.h"
namespace llvm {
/// \brief Saves strings in the inheritor's stable storage and returns a stable
/// raw character pointer.
class StringSaver final {
BumpPtrAllocator &Alloc;
public:
StringSaver(BumpPtrAllocator &Alloc) : Alloc(Alloc) {}
const char *save(const char *S) { return save(StringRef(S)); }
const char *save(StringRef S);
const char *save(const Twine &S) { return save(StringRef(S.str())); }
const char *save(std::string &S) { return save(StringRef(S)); }
};
}
#endif