From a1a29336340080d33893f82d5bf369df11615d58 Mon Sep 17 00:00:00 2001
From: Alexander Kornienko <alexfh@google.com>
Date: Wed, 28 Feb 2018 14:47:20 +0000
Subject: Rename a few checks from misc- to bugprone-.

Summary:
rename_check.py {misc,bugprone}-forwarding-reference-overload
rename_check.py {misc,bugprone}-macro-repeated-side-effects
rename_check.py {misc,bugprone}-lambda-function-name
rename_check.py {misc,bugprone}-misplaced-widening-cast

Reviewers: hokein, sammccall, aaron.ballman

Reviewed By: aaron.ballman

Subscribers: klimek, cfe-commits, mgorny

Differential Revision: https://reviews.llvm.org/D43867

llvm-svn: 326327
---
 .../bugprone/ForwardingReferenceOverloadCheck.h    | 42 ++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 clang-tools-extra/clang-tidy/bugprone/ForwardingReferenceOverloadCheck.h

(limited to 'clang-tools-extra/clang-tidy/bugprone/ForwardingReferenceOverloadCheck.h')

diff --git a/clang-tools-extra/clang-tidy/bugprone/ForwardingReferenceOverloadCheck.h b/clang-tools-extra/clang-tidy/bugprone/ForwardingReferenceOverloadCheck.h
new file mode 100644
index 00000000000..4b00ab293b7
--- /dev/null
+++ b/clang-tools-extra/clang-tidy/bugprone/ForwardingReferenceOverloadCheck.h
@@ -0,0 +1,42 @@
+//===--- ForwardingReferenceOverloadCheck.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_FORWARDINGREFERENCEOVERLOADCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_FORWARDINGREFERENCEOVERLOADCHECK_H
+
+#include "../ClangTidy.h"
+
+namespace clang {
+namespace tidy {
+namespace bugprone {
+
+/// The checker looks for constructors that can act as copy or move constructors
+/// through their forwarding reference parameters. If a non const lvalue
+/// reference is passed to the constructor, the forwarding reference parameter
+/// can be a perfect match while the const reference parameter of the copy
+/// constructor can't. The forwarding reference constructor will be called,
+/// which can lead to confusion.
+/// For detailed description of this problem see: Scott Meyers, Effective Modern
+/// C++ Design, item 26.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-forwarding-reference-overload.html
+class ForwardingReferenceOverloadCheck : public ClangTidyCheck {
+public:
+  ForwardingReferenceOverloadCheck(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_FORWARDINGREFERENCEOVERLOADCHECK_H
-- 
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