Shader with a variable called new will fail when running with Metal

[bghgary]

Shader with a variable called new will fail when running with Metal because Metal is based on C++14 and new is a keyword even though it is restricted.

See https://developer.apple.com/metal/Metal-Shading-Language-Specification.pdf

1.4.4 
Restrictions 
The following C++14 features are not available in Metal (section numbers in this list refer to the 
C++14 Specification):  
...
• new and delete operators (sections 5.3.4 and 5.3.5) 
...