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Re: [v3] PATCH: PR 20599 (variadic templates, take two) (4/4)
On Wed, 20 Sep 2006 20:15:29 +0200, Paolo Carlini <pcarlini@suse.de>
wrote:
>Douglas Gregor wrote:
>
>> This is part 4 of 4. It contains changes to libstdc++'s TR1
>> implementation to make full use of variadic templates, eliminating
>> all of the preprocessor metaprogramming that we're using now.
>
>+ // Define a large number of placeholders. There is no way to
>+ // simplify this with variadic templates, because we're introducing
>+ // unique names for each.
>+ namespace placeholders { namespace {
>+ _Placeholder<1> _1;
>+ _Placeholder<2> _2;
>+ _Placeholder<3> _3;
>+ ...
>+ } }
Hi,
is this in an included file? You don't want to open an unnamed
namespace there.
--
Genny.