View Compilation Error

In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/char_traits.h:39:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_36388940_1012.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h: In instantiation of 'const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = double; _Compare = double]':
0_0_36388940_1012.cpp:50:28:   required from here
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:243:26: error: '__comp' cannot be used as a function
       if (__comp(__b, __a))
                          ^