1 files changed, 36 insertions, 0 deletions
diff --git a/clang-tools-extra/clang-tidy/bugprone/SizeofContainerCheck.h b/clang-tools-extra/clang-tidy/bugprone/SizeofContainerCheck.h
new file mode 100644
index 00000000000..76b82b00779
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+++ b/clang-tools-extra/clang-tidy/bugprone/SizeofContainerCheck.h
@@ -0,0 +1,36 @@
+//===--- SizeofContainerCheck.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_BUGPRONE_SIZEOFCONTAINERCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIZEOFCONTAINERCHECK_H
+
+#include "../ClangTidy.h"
+
+namespace clang {
+namespace tidy {
+namespace bugprone {
+
+/// Find usages of sizeof on expressions of STL container types. Most likely the
+/// user wanted to use `.size()` instead.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-sizeof-container.html
+class SizeofContainerCheck : public ClangTidyCheck {
+public:
+  SizeofContainerCheck(StringRef Name, ClangTidyContext *Context)
+      : ClangTidyCheck(Name, Context) {}
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+};
+
+} // namespace bugprone
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIZEOFCONTAINERCHECK_H