[PATCH] D46066: [analyzer] Add checker for underflowing unsigned integers

[Paul Fultz II via Phabricator via cfe-commits]

pfultz2 created this revision.
pfultz2 added reviewers: NoQ, xazax.hun, dkrupp, whisperity, george.karpenkov.
pfultz2 added a project: clang.
Herald added subscribers: cfe-commits, a.sidorin, rnkovacs, szepet, mgorny.

This will check for when assigning a negative value to an unsigned integer, when it happens implicitly.


Repository:
  rC Clang

https://reviews.llvm.org/D46066

Files:
  include/clang/StaticAnalyzer/Checkers/Checkers.td
  lib/StaticAnalyzer/Checkers/CMakeLists.txt
  lib/StaticAnalyzer/Checkers/UnderflowChecker.cpp
  test/Analysis/underflow.cpp

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