Re: [Boost-users] shared_ptr to object in stl set container?

Subject: Re: [Boost-users] shared_ptr to object in stl set container?
From: Jeff Flinn (Jeffrey.Flinn_at_[hidden])
Date: 2011-12-13 08:00:49

Rob Desbois wrote:
> On 13 December 2011 10:06, Nathan Ridge <zeratul976_at_[hidden] 
> <mailto:zeratul976_at_[hidden]>> wrote:
> 
> 
>      > Your operators are likely not being called because they are of the
>      > incorrect signature.
>      >
>      > ...
>      >
> 
>     Actually, the reason the operator< is not being invoked is because
>     the way it's defined, it compares a Node object to a NodePtr:
> 
> 
> Doh! I thought I had a feeling there was something more there :-(

IMHO, a better approach may be to supply std::set's sort predicate 
rather than overloading global operator<(). There may be places where 
you want to compare NodePtr's with normal pointer comparison semantics.

Jeff