//===- llvm/System/Host.h - Host machine characteristics --------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // Methods for querying the nature of the host machine. // //===----------------------------------------------------------------------===// #ifndef LLVM_SYSTEM_HOST_H #define LLVM_SYSTEM_HOST_H namespace llvm { namespace sys { inline bool littleEndianHost() { union { int i; char c; }; i = 1; return c; } inline bool bigEndianHost() { return !littleEndianHost(); } } } #endif