[all-commits] [llvm/llvm-project] 9567b3: [asan] Switch initialization to "double-checked lo...

[Vitaly Buka via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9567b33fa15e5349cb522a3b3e39abc300c7644c
      https://github.com/llvm/llvm-project/commit/9567b33fa15e5349cb522a3b3e39abc300c7644c
  Author: Vitaly Buka <vitalybuka at google.com>
  Date:   2023-12-12 (Tue, 12 Dec 2023)

  Changed paths:
    M compiler-rt/lib/asan/asan_rtl.cpp

  Log Message:
  -----------
  [asan] Switch initialization to "double-checked locking"

This allows to remove `asan_init_is_running` which likely had a data
race.

Simplifies https://github.com/llvm/llvm-project/pull/74086 and reduces a difference between platforms.

Reviewers: zacklj89, eugenis, dvyukov

Reviewed By: zacklj89, dvyukov

Pull Request: https://github.com/llvm/llvm-project/pull/74387