[PATCH] D35690: [Sanitizers] TSan allocator set errno on failure.

[Aleksey Shlyapnikov via Phabricator via llvm-commits]

alekseyshl created this revision.
Herald added a subscriber: kubamracek.

Set proper errno code on allocation failures and change realloc, pvalloc,
aligned_alloc, memalign and posix_memalign implementation to satisfy
their man-specified requirements.

Modify allocator API implementation to bring it closer to other
sanitizers allocators.


https://reviews.llvm.org/D35690

Files:
  lib/tsan/rtl/tsan_interceptors.cc
  lib/tsan/rtl/tsan_malloc_mac.cc
  lib/tsan/rtl/tsan_mman.cc
  lib/tsan/rtl/tsan_mman.h
  lib/tsan/rtl/tsan_new_delete.cc
  lib/tsan/tests/unit/tsan_mman_test.cc
  test/tsan/allocator_returns_null.cc

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