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On Thu, 23 Aug 2007, Daniel Kr=FCgler wrote:

| The incorporation of the new constexpr facility into the last recent
| draft has lead to some invalid
| c'tor definitions, because their arguments are not literal types.
| These are:
|=20
| [complex.special]:
| In template<> class complex<float>:
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| explicit constexpr complex(const complex<double>&);
| explicit constexpr complex(const complex<long double>&);
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| In template<> class complex<double>:
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| constexpr complex(const complex<float>&);
| explicit constexpr complex(const complex<long double>&);
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| In template<> class complex<long double>:
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| constexpr complex(const complex<float>&);
| constexpr complex(const complex<double>&);
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| Proposed resolution:
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| Replace above mentioned c'tor declarations by the following ones:
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| In template<> class complex<float>:
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| explicit constexpr complex(complex<double>);
| explicit constexpr complex(complex<long double>);

These (correct) declarations are the ones that have been voted on at
the Toronto meeting, so I suspect what you see are just ephemerial
editorial defects.  Thanks!

|=20
| In template<> class complex<double>:
|=20
| constexpr complex(complex<float>);
| explicit constexpr complex(complex<long double>);
|=20
| In template<> class complex<long double>:
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| constexpr complex(complex<float>);
| constexpr complex(complex<double>);
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| Greetings from Bremen,
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| Daniel
|=20
| ---
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|=20
|=20

--=20
Dr. Gabriel Dos Reis (gdr@cs.tamu.edu), Assistant Professor
       http://www.cs.tamu.edu/people/faculty/gdr
 Texas A&M University -- Department of Computer Science
 301, Bright Building -- College Station, TX 77843-3112
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