C++ 如何识别各种编译器样板

#ifdef _WIN32 //define something for Windows (32-bit and 64-bit, this part is common) #ifdef _WIN64 //define something for Windows (64-bit only) #else //define something for Windows (32-bit only)

#endif

#elif __APPLE__

#include "TargetConditionals.h"

#if TARGET_IPHONE_SIMULATOR // iOS Simulator

#elif TARGET_OS_IPHONE// iOS device

#elif TARGET_OS_MAC// Other kinds of Mac OS

#else# error "Unknown Apple platform"

#endif

#elif __ANDROID__// android

#elif __linux__// linux

#elif __unix__ // all unices not caught above// Unix

#elif defined(_POSIX_VERSION)// POSIX

#else# error "Unknown compiler"#endif

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