Re: [boost] Re: Thread-Local Storage (TLS) and templates

From: Peter Dimov (pdimov_at_[hidden])
Date: 2003-02-19 08:46:29

Ken Hagan wrote:
[...]
> In implementation terms, pmk is a compile-time constant, so I think it
> could be an acceptable template parameter. On the other hand, the code
> required to extract the integer value is different from the code
> required
> to dereference a normal variable. On the third hand, compilers
> supporting
> TLS already face this problem when I write...
>
>     __declspec(thread) int k;
>     int* pk = &k;
>
> ...and I don't think being a template parameter adds anything new.

&k does not exist yet at compile-time (in a pointer to int form), when
templates are instantiated.