View Compilation Error

In file included from GCC4.9.2/x86_64-w64-mingw32/include/crtdefs.h:10:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/math.h:13,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/cmath:44,
                 from 0_0_25745493_20137.cpp:1:
0_0_25745493_20137.cpp:4:19: error: 'long long long' is too long for GCC
 typedef long long __int64;
                   ^
0_0_25745493_20137.cpp:4:19: error: 'long long long' is too long for GCC
 typedef long long __int64;
                   ^
0_0_25745493_20137.cpp:4:19: error: declaration does not declare anything [-fpermissive]