Version/Branch of Dear ImGui:

Version: 91b356c
Branch: master

Back-end/Renderer/Compiler/OS

Back-ends: imgui_impl_dx10 imgui_impl_win32
Compiler: GCC 12.2.0 i686-w64-mingw32
Operating System: Win10 Version 10.0.19044 Build 19044

My Issue/Question:

OS Window title appears truncated, should display string "Dear ImGui DirectX10 Example" but only displays "D".

Screenshots/Video

**Standalone, minimal, complete and verifiable example:

Use one of the imgui examples.