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1//===- llvm/TargetParser/Win32/Host.inc -------------------------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file implements the Win32 Host support.10//11//===----------------------------------------------------------------------===//12 13// We need to include config.h here because LLVM_DEFAULT_TARGET_TRIPLE is not14// defined in llvm-config.h if it is unset.15#include "llvm/Config/config.h"16#include "llvm/Support/Windows/WindowsSupport.h"17#include <cstdio>18#include <string>19 20using namespace llvm;21 22static std::string updateTripleOSVersion(std::string Triple) { return Triple; }23 24std::string sys::getDefaultTargetTriple() {25 const char *Triple = LLVM_DEFAULT_TARGET_TRIPLE;26 27 // Override the default target with an environment variable named by28 // LLVM_TARGET_TRIPLE_ENV.29#if defined(LLVM_TARGET_TRIPLE_ENV)30 if (const char *EnvTriple = std::getenv(LLVM_TARGET_TRIPLE_ENV))31 Triple = EnvTriple;32#endif33 34 return Triple;35}36