vs2010 用 C++ 写个小东西 编译的时候提示
Warning 3 warning C4244: ‘argument’ : conversion from ‘time_t’ to ‘__time32_t’, possible loss of data c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 30
Error 4 error C2664: ‘char *_ctime32(const __time32_t *)’ : cannot convert argument 1 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 36
Error 5 error C2664: ‘errno_t _ctime32_s(char *,size_t,const __time32_t *)’ : cannot convert argument 3 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 42
Error 6 error C2664: ‘tm *_gmtime32(const __time32_t *)’ : cannot convert argument 1 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 49
Error 7 error C2664: ‘errno_t _gmtime32_s(tm *,const __time32_t *)’ : cannot convert argument 2 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 55
Error 8 error C2664: ‘tm *_localtime32(const __time32_t *)’ : cannot convert argument 1 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 62
Error 9 error C2664: ‘errno_t _localtime32_s(tm *,const __time32_t *)’ : cannot convert argument 2 from ‘const time_t *’ to ‘const __time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 67
Error 10 error C2664: ‘__time32_t _time32(__time32_t *)’ : cannot convert argument 1 from ‘time_t *’ to ‘__time32_t *’ c:\program files (x86)\microsoft visual studio 12.0\vc\include\time.inl 79
解决办法： 项目属性 -> C++ -> 预处理器 -> 预处理器定义 编辑 添加 _USE_32BIT_TIME_T
再次编译 OK 成功。