MSBUILD 2014, C# gets an ahead of time compiler to native code.

[Alex via Digitalmars-d]

There are some tools in the wild which allows to compile C#(MSIL) 
into native code (using LLVM) thus being cross-compiled as 
opposed to C# native compiler which Windows OS oriented.

here some links:

https://csnative.codeplex.com/

and

https://github.com/xen2/SharpLang