C++ err msgs [ was Re: building libstdc++-v3 from the 20000105 snapshot dies with multiple def errors. ]

[Steven King]

On Wed, 10 May 2000, llewelly@dbritsch.dsl.xmission.com wrote:
> Many of the std template classes (all of the container classes) have one
>   or more default template parameters, which are usually left at their
>   defaults, and are seldom important to deciphering the error message.
> 
> I would like to see an option to g++ that omit default template parameters
>   in typenames that matched the default.
> 
> So instead of seeing 
> 
>   std::vector<int,std::allocator<int> >
> 
> you would see
> 
>   std::vector<int>
> 
> This would help those of us who use stuff like map<string,vector<int> > on
>   a regular basis ...

Right.  Thats why I have
 
s/,\([  ]*\)std::allocator<\([^>]*\)>//g

as the first thing in the script.

The sed approach is also nice for replacing user defined types with 'typedefs';
 I had a template that took 5 parameters, each of might be template that took
several parameters, which themselves might be templates; I was getting names
several hundred characters long....

 -- 
Steven King
sxking@uswest.net