If you extract it for only one case, it's easier to read. >An rvalue t is swappa... | Hacker News

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yelnatz on April 24, 2016 | parent | context | favorite | on: Clang emits memcpy for std::swap, which can introd...

If you extract it for only one case, it's easier to read.

  >An rvalue t is swappable if and only if t is swappable with any rvalue of type T

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