[PATCH] D91311: Add new 'preferred_name' attribute.

[Richard Smith - zygoloid via Phabricator via cfe-commits]

rsmith added a comment.

In D91311#2416940 <https://reviews.llvm.org/D91311#2416940>, @ldionne wrote:

> LGTM from the libc++ point of view. The CI is passing -- those failures are flaky modules tests that we need to fix.

Perhaps we need to specify `-fmodules-validate-system-headers` in the test so Clang doesn't assume that system headers are unchanged?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D91311/new/

https://reviews.llvm.org/D91311