I have already installed mingw compiler and set the environment variable path . but when I try to?

... compile a simple c++ program through command line, visual studio code or any ide i get the following error -:In file included from c:\mingw\lib\

... compile a simple c++ program through command line, visual studio code or any ide i get the following error -:

In file included from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\bits\postypes.h:40:0,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\iosfwd:40,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\ios:38,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\ostream:38,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\iostream:39,
from happen.cpp:1:
c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\cwchar:44:19: fatal error: wchar.h: No such file or directory
#include
^
compilation terminated.


After this error is shown and my program is not compiled

or:... compile a simple c++ program through command line, visual studio code or any ide i get the following error -:In file included from c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\bits\\postypes.h:40:0, from c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\iosfwd:40, from c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\ios:38, from c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\ostream:38, from c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\iostream:39, from happen.cpp:1:c:\\mingw\\lib\\gcc\\mingw32\\4.8.1\\include\\c++\\cwchar:44:19: fatal error: wchar.h: No such file or directory #include ^compilation terminated.After this error is shown and my program is not compiled

Tags:line,path,error,visual,code,