[PATCH] D27656: [tsan] Implement __tsan_get_alloc_stack to query the allocation stack of a heap pointer

[Kuba (Brecka) Mracek via Phabricator via llvm-commits]

kubabrecka created this revision.
kubabrecka added reviewers: dvyukov, zaks.anna, kcc.
kubabrecka added a subscriber: llvm-commits.
kubabrecka set the repository for this revision to rL LLVM.
kubabrecka added a project: Sanitizers.

In ASan, we have `__asan_get_alloc_stack`, which is used in LLDB/Xcode to show the allocation backtrace for a heap memory object.  This patch implements the same for TSan.


Repository:
  rL LLVM

https://reviews.llvm.org/D27656

Files:
  lib/tsan/rtl/tsan_debugging.cc
  lib/tsan/rtl/tsan_interface.h
  test/tsan/debug_alloc_stack.cc

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