System Information
Operating system and graphics card
Windows 7x64, Intel HD Graphics 2000
Blender Version
Broken: (example: 2.69.7 4b206af, see splash screen)
2.72 eb464ee,
Worked: (optional)
2.71 f0f398d,
Short description of error
Cycles OSL renders a black image
Exact steps for others to reproduce the error
Based on a (as simple as possible) attached .blend file with minimum amount of steps
Open default scene, select Cycles Render, enable OSL, click Render.

