Shutdown() test for g.IO.Fonts not being NULL to allow workarounds in case of using multiple contexts #207

imgui.cpp

@@ -2124,7 +2124,8 @@ void ImGui::Shutdown()
         ImGui::MemFree(g.LogClipboard);
     }
 
-    g.IO.Fonts->Clear();
+    if (g.IO.Fonts) // Testing for NULL to allow user to NULLify in case of running Shutdown() on multiple contexts. Bit hacky.
+        g.IO.Fonts->Clear();
 
     g.Initialized = false;
 }