[all-commits] [llvm/llvm-project] 6eda66: PR50294: Fix a performance regression from 2c9dbcd.

[Richard Smith via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6eda66b0a9f793c65852aa94430ae9bd891bcf63
      https://github.com/llvm/llvm-project/commit/6eda66b0a9f793c65852aa94430ae9bd891bcf63
  Author: Richard Smith <richard at metafoo.co.uk>
  Date:   2021-09-01 (Wed, 01 Sep 2021)

  Changed paths:
    M clang/lib/Serialization/ASTReader.cpp

  Log Message:
  -----------
  PR50294: Fix a performance regression from 2c9dbcd.

Per the contract of ReadLateParsedTemplates, we should not be returning
the same results multiple times. No functionality change intended, other
than to runtime.

Thanks to Luboš Luňák for identifying the cause of the regression!