[PATCH] D90691: [analyzer] Add new checker for unchecked return value.

[Balázs Kéri via Phabricator via cfe-commits]

balazske created this revision.
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balazske requested review of this revision.

Add a checker that checks if a function is used without examining
its return value. The set of functions is taken from CERT rule
ERR33-C "Detect and handle standard library errors". This is a
simplified check for the problem.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D90691

Files:
  clang/docs/analyzer/checkers.rst
  clang/include/clang/StaticAnalyzer/Checkers/Checkers.td
  clang/lib/StaticAnalyzer/Checkers/CMakeLists.txt
  clang/lib/StaticAnalyzer/Checkers/UncheckedReturnValueChecker.cpp
  clang/test/Analysis/Inputs/system-header-simulator-cxx.h
  clang/test/Analysis/unchecked-return-value.cpp

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