Alex Shlyapnikov 132689243e [Sanitizers] TSan allocator set errno on failure.
Summary:
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.

Reviewers: dvyukov

Subscribers: llvm-commits, kubamracek

Differential Revision: https://reviews.llvm.org/D35690

llvm-svn: 308929
2017-07-24 21:22:59 +00:00
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