[all-commits] [llvm/llvm-project] 07c19c: [compiler-rt] [Darwin] Move macOS ASAN reservation...

[Andrew Haberlandt via All-commits]

  Branch: refs/heads/release/22.x
  Home:   https://github.com/llvm/llvm-project
  Commit: 07c19c30338729db01d363757e511c4306954764
      https://github.com/llvm/llvm-project/commit/07c19c30338729db01d363757e511c4306954764
  Author: Andrew Haberlandt <ahaberlandt at apple.com>
  Date:   2026-04-17 (Fri, 17 Apr 2026)

  Changed paths:
    M compiler-rt/lib/sanitizer_common/sanitizer_mac.cpp
    M compiler-rt/lib/sanitizer_common/sanitizer_mac.h

  Log Message:
  -----------
  [compiler-rt] [Darwin] Move macOS ASAN reservation above 512G (#191039)

On macOS, the first 512G may contain platform-specific reservations. To
ensure compatibility with these reservations, this changes ASAN to
always map shadow memory above 512G on macOS.

rdar://174252720
(cherry picked from commit 857a98e50e279c0c1cf3658337dadb347f7ff5c4)



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