//here is a simple functionmacro with 3 example calls. only the first, with no comments in the call, works

fm(a,b) := functionmacro
return a+b;
endmacro;

// fm(a := 1,b := 2); //this works W20160115-133520
// fm(a := 1,/inline comment/b := 2); //this breaks W20160115-133545

fm(a := 1,
//comment //this fails. W20160115-133622
b := 2);