Fixed bug 3541 - DisplayIndex out of bounds in SDL_SetWindowPosition

Intellectual Kitty

In SDL_video.c, on line #1756, in SDL_SetWindowPosition (from today's distribution, 12-31-2016, https://hg.libsdl.org/SDL/shortlog/bf19e0c84483):

        if (displayIndex > _this->num_displays) {

should be:

        if (displayIndex >= _this->num_displays) {

src/video/SDL_video.c

@@ -1753,7 +1753,7 @@ SDL_SetWindowPosition(SDL_Window * window, int x, int y)
     if (SDL_WINDOWPOS_ISCENTERED(x) || SDL_WINDOWPOS_ISCENTERED(y)) {
         int displayIndex = (x & 0xFFFF);
         SDL_Rect bounds;
-        if (displayIndex > _this->num_displays) {
+        if (displayIndex >= _this->num_displays) {
             displayIndex = 0;
         }