[ros-dev] Please dont break functionality due to a compiler problem, just fix it.

[Dmitry Gorbachev]

>  > It was already broken in r37496. 
>   Gdi is right Win32k is wrong. 
I mean that GCC (by default) silently discards code like

  if (i < 0) { ... }

where i is unsigned. So there was a bug in GDI...