[libcxx-commits] [PATCH] D63744: In the libc++ unstable ABI, use [[no_unique_address]] instead of __compressed_pair when available.

Zoe Carver via Phabricator via libcxx-commits libcxx-commits at lists.llvm.org
Mon Nov 2 14:35:25 PST 2020


zoecarver added a comment.

> If we assume that the compiler supports [[no_unique_address]], is this an ABI break? Does no_unique_address result in a different layout than the __compressed_pair?

This is only enabled in the unstable ABI so I think it's OK.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63744/new/

https://reviews.llvm.org/D63744



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