imageworks/OpenShadingLanguage — pull request #121 by lgritz (2012-03-09 05:34:51+00:00)
Title: Review: Make point-point return a vector and point +/- vector return a point.

Previously, certain triple OP triple cases always returned the type of the first operand. This tightens up that type checking case, in fact addresses a FIXME we've had for a while.