C++ ошибка компиляции. ld returned 1 exit status. gcc

Question

Ошибка:

C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0x5d): undefined reference to `__gxx_personality_sj0'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0xaa): undefined reference to `AppWindow::AppWindow()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0xbd): undefined reference to `Window::init()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0xd4): undefined reference to `Window::isRun()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0xe4): undefined reference to `Window::broadcast()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0xf9): undefined reference to `AppWindow::~AppWindow()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.text+0x119): undefined reference to `AppWindow::~AppWindow()'
C:\Users\486B~1\AppData\Local\Temp\ccRMYmsr.o:main.cpp:(.xdata+0x44): undefined reference to `__gxx_personality_sj0'
collect2.exe: error: ld returned 1 exit status

Код main.cpp:

#include "AppWindow.h"
int main()
{
    AppWindow app;
    if (app.init())
    {
        while (app.isRun())
        {
            app.broadcast();
        }
    }
return 0;

}

Код Window.cpp:

#include "Window.h"
//Window* window=nullptr;
Window::Window()
{
}
LRESULT CALLBACK WndProc(HWND hwnd,UINT msg, WPARAM wparam, LPARAM lparam)
{
    //GetWindowLong(hwnd,)
    switch (msg)
    {
    case WM_CREATE:
    {
        // Event fired when the window is created
        // collected here..
        Window* window = (Window*)((LPCREATESTRUCT)lparam)->lpCreateParams;
        // .. and then stored for later lookup
        SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)window);
        window->onCreate();
        break;
    }
case WM_DESTROY:
{
    // Event fired when the window is destroyed
    Window* window =(Window*) GetWindowLongPtr(hwnd, GWLP_USERDATA);
    window->onDestroy();
    ::PostQuitMessage(0);
    break;
}


default:
    return ::DefWindowProc(hwnd, msg, wparam, lparam);
}

return NULL;

}
bool Window::init()
{
//Setting up WNDCLASSEX object
WNDCLASSEX wc;
wc.cbClsExtra = NULL;
wc.cbSize = sizeof(WNDCLASSEX);
wc.cbWndExtra = NULL;
wc.hbrBackground = (HBRUSH)COLOR_WINDOW;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
wc.hInstance = NULL;
wc.lpszClassName = "MyWindowClass";
wc.lpszMenuName = "";
wc.style = NULL;
wc.lpfnWndProc = &WndProc;

if (!::RegisterClassEx(&wc)) // If the registration of class will fail, the function will return false
    return false;

/*if (!window)
    window = this;*/

//Creation of the window
m_hwnd=::CreateWindowEx(WS_EX_OVERLAPPEDWINDOW, "MyWindowClass", "DirectX Application", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 1024, 768,
    NULL, NULL, NULL, this);

//if the creation fail return false
if (!m_hwnd) 
    return false;

//show up the window
::ShowWindow(m_hwnd, SW_SHOW);
::UpdateWindow(m_hwnd);




//set this flag to true to indicate that the window is initialized and running
m_is_run = true;



return true;

}
bool Window::broadcast()
{
    MSG msg;
while (::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) > 0)
{
    TranslateMessage(&msg);
    DispatchMessage(&msg);
}

this->onUpdate();

Sleep(1);

return true;

}
bool Window::release()
{
    //Destroy the window
    if (!::DestroyWindow(m_hwnd))
        return false;
return true;

}
bool Window::isRun()
{
    return m_is_run;
}
void Window::onCreate()
{
}
void Window::onUpdate()
{
}
void Window::onDestroy()
{
    m_is_run = false;
}
Window::~Window()
{
}

Код AppWindow.cpp:

#include "AppWindow.h"
AppWindow::AppWindow()
{
}
AppWindow::~AppWindow()
{
}
void AppWindow::onCreate()
{
    Window::onCreate();
}
void AppWindow::onUpdate()
{
    Window::onUpdate();
}
void AppWindow::onDestroy()
{
    Window::onDestroy();
}

Код AppWindow.h:

#pragma once
#include "Window.h"
class AppWindow: public Window {
    public:
        AppWindow();
        ~AppWindow();
    virtual void onCreate() override;
    virtual void onDestroy() override;
    virtual void onUpdate() override;

};

Код Window.h:

#pragma once
#include <Windows.h>
class Window
{
public:
    Window();
    //Initialize the window
    bool init();
    bool broadcast();
    //Release the window
    bool release();
    bool isRun();
//EVENTS
virtual void onCreate();
virtual void onUpdate();
virtual void onDestroy();


~Window();

protected:
    HWND m_hwnd;
    bool m_is_run;
};

Answer 1

g++ main.cpp Window.cpp AppWindow.cpp -o main.exe