stdio line-streaming revisited

[kris]

Andrei Alexandrescu (See Website For Email) wrote:
> After a summary read I saw this:
> 
> classRef.method1().method2().method3();
> 
> In this case, indeed the three methods are evaluated in sequence. It 
> would be, however, a mistake to infer from that that the code:
> 
> Cout("Hello, ")(Cin.get);
> 
> guaranteedly reads the console before having printed "Hello, ". It doesn't.

Nobody claimed that it "guaranteedly" (whatever that means) does in the 
general case, so let's please move on?

The only thing asserted is that call-chaining is evaluated in 
left-to-right order. I think we can safely put that back to bed again