tree bcdf76c1ac334cc8ea866896e6dc0533e869ce43
parent 823fc656445946b805f46024a4499ee354b5824c
author John Kessenich <cepheus@frii.com> 1463767563 -0600
committer John Kessenich <cepheus@frii.com> 1463768079 -0600

Full stack: distinguish between a scalar and a vector of size 1.

There have been GLSL extensions considering this, and HLSL does it.
This is a fully backward compatible change that allows this distinction.