From: "Dave Hawkes" <daveh@[...].com> 


> 
>  "David Abrahams" <david.abrahams@[...].com> wrote in message
>  news:1c5501c22aca$7aa85dd0$6601a8c0@[...]..
>  > From: "Dave Hawkes" <daveh@[...].com>
>  >
>  >
>  > > I was working on some tests for the the boost components I've been
>  > working
>  > > on and came across this issue.
>  > >
>  > > If an object is initialised with a class that is a sub class of
another
>  a
>  > > compiler error results, though I'm not sure if this is a specific
>  problem
>  > > with VC6:
>  >
>  > Why don't you find out? MinGW and Cygwin are free...
>  >
>  As I suspected it looks like a VC6 problem as it compiles fine with gcc.
>  Looking at the MS docs for error C2275 I can't see how it would apply in
>  this situation either.
>  Have you come across this issue before?

Not this particular one, but I've worked around many similar mysterious
problems in the past.

>  If not or there's no known
>  workaround, I'm not sure if it's worth attempting any code rearrangements
to
>  work around this as not many people will probably come across it.

If you want to try something, try doing a search/replace which turns all
instances of "c##" in boost/python/detail/returning.hpp into "zyx##".

I've seen VC6 get confused about which entities a name should refer to when
there's more than one possibility before.

-Dave




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