[libcxx-commits] [PATCH] D96523: [libc++] Rewrite the tuple constructors to be strictly Standards conforming
Zoe Carver via Phabricator via libcxx-commits
libcxx-commits at lists.llvm.org
Thu Feb 11 10:26:02 PST 2021
zoecarver added inline comments.
Comment at: libcxx/include/tuple:479
+ _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
+ explicit tuple()
When were these conditionally explicit overloads added? I think C++17.
This is a bit annoying because in C++20 we get the `explicit(bool)` operator which would make this implementation about 50% smaller.
It looks like that was added to clang in V10. I wonder if we could get away with a macro to do this. There would be a small overlap of users on the V6-V10 clang version using C++17 who might be affected.
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