System Information
Windows 7 64, HD 5770

Blender Version
Broken: 9e963ae (2.72b release) + 4852936

Short description of error
Blender crashes on Game Start if physics settings are adjusted in a specific way.
Difficult to sum up, but easy to reproduce - please jump to file.

Exact steps for others to reproduce the error

Game Engine:

• Add an Empty.
  • Set physics to Static.
  • Enable Compound. (under Collision Bounds)
• Add a Cube.
  • Set physics to Dynamic.
  • Enable Compound.

• Parent Cube to Empty.

Crash: Start Game Engine.

Note: Found out that this crash happens only if the parent is an Empty.
Mesh parents wont crash with this setup.