[boost] Re: [spirit] rule<> and copying

From: David Abrahams (dave_at_[hidden])
Date: 2004-05-27 17:30:25

"Eric Niebler" <eric_at_[hidden]> writes:

> Why is that confusing? That's how most other types in C++ behave:
>
> int a,b; // a and b are undefined
> a = b;   // a and b are still undefined
  ^^^^^
This is undefined behavior, actually.

> b = 1;   // a is undefined, b is 1

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com