[PATCH] D36257: [asan] Check for pvalloc overlow

[Kostya Kortchinsky via Phabricator via llvm-commits]

cryptoad added a comment.

FYI this will break on google3 due to allocator_may_return_null set to 1 for tests by default, so won't submit as is.
Haven't figured out a way to get around this and have it work for both, except migrating to a lit test with ASAN_OPTIONS set accordingly.
WDYT?


https://reviews.llvm.org/D36257