From f33319699dbf6f4a7b2f0e816b01d719706ea0b1 Mon Sep 17 00:00:00 2001 From: Matthias Gehre Date: Mon, 26 Oct 2015 21:56:02 +0000 Subject: [clang-tidy] Add new check cppcoreguidelines-pro-bounds-array-to-pointer-decay Summary: This check flags all array to pointer decays. Pointers should not be used as arrays. array_view is a bounds-checked, safe alternative to using pointers to access arrays. This rule is part of the "Bounds safety" profile of the C++ Core Guidelines, see https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md#-bounds3-no-array-to-pointer-decay Reviewers: alexfh, sbenza, bkramer, aaron.ballman Subscribers: cfe-commits Differential Revision: http://reviews.llvm.org/D13640 llvm-svn: 251358 --- .../ProBoundsArrayToPointerDecayCheck.h | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 clang-tools-extra/clang-tidy/cppcoreguidelines/ProBoundsArrayToPointerDecayCheck.h (limited to 'clang-tools-extra/clang-tidy/cppcoreguidelines/ProBoundsArrayToPointerDecayCheck.h') diff --git a/clang-tools-extra/clang-tidy/cppcoreguidelines/ProBoundsArrayToPointerDecayCheck.h b/clang-tools-extra/clang-tidy/cppcoreguidelines/ProBoundsArrayToPointerDecayCheck.h new file mode 100644 index 00000000000..21a95727d65 --- /dev/null +++ b/clang-tools-extra/clang-tidy/cppcoreguidelines/ProBoundsArrayToPointerDecayCheck.h @@ -0,0 +1,34 @@ +//===--- ProBoundsArrayToPointerDecayCheck.h - clang-tidy--------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_PRO_BOUNDS_ARRAY_TO_POINTER_DECAY_H +#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_PRO_BOUNDS_ARRAY_TO_POINTER_DECAY_H + +#include "../ClangTidy.h" + +namespace clang { +namespace tidy { + +/// This check flags all array to pointer decays +/// +/// For the user-facing documentation see: +/// http://clang.llvm.org/extra/clang-tidy/checks/cppcoreguidelines-pro-bounds-array-to-pointer-decay.html +class ProBoundsArrayToPointerDecayCheck : public ClangTidyCheck { +public: + ProBoundsArrayToPointerDecayCheck(StringRef Name, ClangTidyContext *Context) + : ClangTidyCheck(Name, Context) {} + void registerMatchers(ast_matchers::MatchFinder *Finder) override; + void check(const ast_matchers::MatchFinder::MatchResult &Result) override; +}; + +} // namespace tidy +} // namespace clang + +#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_PRO_BOUNDS_ARRAY_TO_POINTER_DECAY_H + -- cgit v1.2.3