[PATCH] D42682: [clang-tidy] Add misc-io-functions-misused checker

[Gábor Horváth via Phabricator via cfe-commits]

hgabii created this revision.
hgabii added a reviewer: clang-tools-extra.
hgabii added a project: clang-tools-extra.
Herald added subscribers: cfe-commits, hintonda, mgorny, srhines.

Add misc-io-functions-misused checker to warns for cases when the return value of certain standard iostream C functions (fgetwc, getwc, getwchar, istream::get()) return int value which is then incorrectly stored in char typed values.


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D42682

Files:
  clang-tidy/misc/CMakeLists.txt
  clang-tidy/misc/IoFunctionsMisusedCheck.cpp
  clang-tidy/misc/IoFunctionsMisusedCheck.h
  clang-tidy/misc/MiscTidyModule.cpp
  docs/ReleaseNotes.rst
  docs/clang-tidy/checks/list.rst
  docs/clang-tidy/checks/misc-io-functions-misused.rst
  test/clang-tidy/misc-io-functions-misused.cpp

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