Louis Dionne cb950c9dc9 [libc++] Make sure we implement and test LWG2280 properly (#67670) ...

We did not mark std::begin/std::end as noexcept for C-style arrays, we
did not have conditional noexcept on cbegin/cend, and we did not mark
array cbegin/cend as constexpr in all Standard modes. Since this is a
LWG issue, we should implement it as a DR in all Standard modes as
usual.

This patch fixes these issues and adds test coverage. Fixes #67471.

2023-10-27 10:19:20 -04:00

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begin-end.adl.pass.cpp

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begin-end.array.pass.cpp

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begin-end.container.pass.cpp

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begin-end.initializer_list.pass.cpp

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