Equality of `pred` Template Parameters

[via Digitalmars-d]

On Monday, 17 August 2015 at 12:33:28 UTC, Timon Gehr wrote:
> import std.functional: binaryFun;
>
> alias x=binaryFun!"a+b";
> alias y=binaryFun!"a+b";
> static assert(__traits(isSame,x,y));

Not quite what we want, because

     alias x=binaryFun!"a+b";
     alias y=binaryFun!"a + b";
     static assert(__traits(isSame,x,y));

fails for me.

Can we be dumb for now and just remove space in string?