// C++ includes used for precompiling -*- C++ -*-// Copyright (C) 2003-2014 Free Software Foundation, Inc.//// This file is part of the GNU ISO C++ Library. This library is free// software; you can redistribute it and/or modify it under the// terms of the GNU General Public License as published by the// Free Software Foundation; either version 3, or (at your option)// any later version.// This library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU General Public License for more details.// Under Section 7 of GPL version 3, you are granted additional// permissions described in the GCC Runtime Library Exception, version// 3.1, as published by the Free Software Foundation.// You should have received a copy of the GNU General Public License and// a copy of the GCC Runtime Library Exception along with this program;// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see// <http://www.gnu.org/licenses/>./** @file stdc++.h* This is an implementation file for a precompiled header.*/// 17.4.1.2 Headers// C#ifndef _GLIBCXX_NO_ASSERT#include<cassert>#endif#include<cctype>#include<cerrno>#include<cfloat>#include<ciso646>#include<climits>#include<clocale>#include<cmath>#include<csetjmp>#include<csignal>#include<cstdarg>#include<cstddef>#include<cstdio>#include<cstdlib>#include<cstring>#include<ctime>#if __cplusplus >= 201103L#include<ccomplex>#include<cfenv>#include<cinttypes>#include<cstdalign>#include<cstdbool>#include<cstdint>#include<ctgmath>#include<cwchar>#include<cwctype>#endif// C++#include<algorithm>#include<bitset>#include<complex>#include<deque>#include<exception>#include<fstream>#include<functional>#include<iomanip>#include<ios>#include<iosfwd>#include<iostream>#include<istream>#include<iterator>#include<limits>#include<list>#include<locale>#include<map>#include<memory>#include<new>#include<numeric>#include<ostream>#include<queue>#include<set>#include<sstream>#include<stack>#include<stdexcept>#include<streambuf>#include<string>#include<typeinfo>#include<utility>#include<valarray>#include<vector>#if __cplusplus >= 201103L#include<array>#include<atomic>#include<chrono>#include<condition_variable>#include<forward_list>#include<future>#include<initializer_list>#include<mutex>#include<random>#include<ratio>#include<regex>#include<scoped_allocator>#include<system_error>#include<thread>#include<tuple>#include<typeindex>#include<type_traits>#include<unordered_map>#include<unordered_set>#endif
步驟：
打開(kāi)終端
cd /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1
sudo mkdir bits
cd bits
sudo touch stdc++.h
sudo vim stdc++.h
