Re: [boost] Re: "invariants" class; Version 1.02

From: Daniel Wallin (dalwan01_at_[hidden])
Date: 2004-01-09 19:30:50

Dan W. wrote:
> Daniel Wallin wrote:
> 
>> Yes. At least if:
>>
>>> struct base {};
>>> struct derived {};
> 
> indeed, that was a typo
> 
>>
>>          ^^^^^^^ is derived from base
>>
>>>
>>> derived make_temp_derived(){ return derived; }
>>> //scope..
>>> {
>>>    base const & b = make_temp_derived();
>>>    ...
>>> } <- the created temporary should last till here?
> 
> 
> With my compiler, it gets destroyed immediately, so I made an 
> implementation that simply instantiates the variable.

Which compiler is that? IHMO, there's only so much you should do to
handle non-conforming compilers; if a compiler fails to handle a thing
as simple as this it should be thrown out the window.

-- 
Daniel Wallin