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Move value_initialized from Utility #76

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Kojoley opened this issue May 25, 2020 · 4 comments
Open

Move value_initialized from Utility #76

Kojoley opened this issue May 25, 2020 · 4 comments

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@Kojoley
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Kojoley commented May 25, 2020

The only user of that header is MPL, but it will allow to drop MPL dependence on Utility.
@pdimov
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pdimov commented May 25, 2020

value_init.hpp uses TypeTraits and Core is not allowed to depend on TypeTraits.

@pdimov
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pdimov commented May 25, 2020

I now remember that last time at looked at that, I came up with a way to insert the zero-initialization without using aligned storage, through a base class: https://godbolt.org/z/WMNRPc

@Kojoley
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Kojoley commented May 25, 2020

Nice one! BCC55 is fine with that way.

@pdimov pdimov mentioned this issue May 25, 2020
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pdimov commented May 25, 2020

See boostorg/utility#66.

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@Kojoley @pdimov