[PATCH] D39438: [analyzer] Diagnose stack leaks via block captures

[Alexander Shaposhnikov via Phabricator via cfe-commits]

alexshap created this revision.
Herald added subscribers: szepet, xazax.hun.

This diff extends StackAddrEscapeChecker to catch stack addr leaks via block captures if the block is executed
asynchronously. 
Test plan: make check-all


Repository:
  rL LLVM

https://reviews.llvm.org/D39438

Files:
  lib/StaticAnalyzer/Checkers/StackAddrEscapeChecker.cpp
  test/Analysis/stack-async-leak.m

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