Re: [boost] Math Constants - is_specialized?

From: Gabriel Dos Reis (Gabriel.Dos-Reis_at_[hidden])
Date: 2000-07-21 16:56:24

"Paul A. Bristow" <pbristow_at_[hidden]> writes:

[...]

| Daryle Walker suggested
| 
| 	static const bool is_specialized() { return false; }
| 
| which does correctly return the expected bool
| 
| but this is different from numeric_limits and requires a call
| 
|  	 boost::math_const<long>::is_specialized()
| 
| instead of
| 
| 	 boost::math_const<long>::is_specialized  // as numeric_limits
| 
| 
| I feel the is_specialized is useful, but to be different from numeric_limits
| is unacceptable.

is_specialized as a function is unnacceptable, at least for some of us
who might want to use it as template-argument.

| 
| So with regret I propose to follow the current MS limits bodge, or leave it
| out for now.
| 
| At least with a static_cast<bool> the code will always be correct and never
| need changing.
| 
| Other views or suggestions?

I'd suggest to go with the enum-trick.

-- Gaby
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