[all-commits] [llvm/llvm-project] bb8230: [sanitizer] Internalize .preinit_array variables

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bb8230bb2bcc9b68fbe9b9c02ac1c85dee4c80a0
      https://github.com/llvm/llvm-project/commit/bb8230bb2bcc9b68fbe9b9c02ac1c85dee4c80a0
  Author: Fangrui Song <i at maskray.me>
  Date:   2024-07-12 (Fri, 12 Jul 2024)

  Changed paths:
    M compiler-rt/lib/asan/asan_preinit.cpp
    M compiler-rt/lib/hwasan/hwasan_preinit.cpp
    M compiler-rt/lib/lsan/lsan_preinit.cpp
    M compiler-rt/lib/memprof/memprof_preinit.cpp
    M compiler-rt/lib/rtsan/rtsan_preinit.cpp
    M compiler-rt/lib/tsan/rtl/tsan_preinit.cpp
    M compiler-rt/lib/ubsan/ubsan_init_standalone_preinit.cpp
    M compiler-rt/test/tsan/Linux/check_preinit.cpp

  Log Message:
  -----------
  [sanitizer] Internalize .preinit_array variables

We can use an internal linkage variable to make it clear the variable is
not exported. The special section .preinit_array is a GC root.

Pull Request: https://github.com/llvm/llvm-project/pull/98584



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