xref: /llvm-project/clang-tools-extra/clang-tidy/cppcoreguidelines/ProTypeReinterpretCastCheck.cpp (revision 7d2ea6c422d3f5712b7253407005e1a465a76946)
1 //===--- ProTypeReinterpretCastCheck.cpp - clang-tidy----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "ProTypeReinterpretCastCheck.h"
10 #include "clang/AST/ASTContext.h"
11 #include "clang/ASTMatchers/ASTMatchFinder.h"
12 
13 using namespace clang::ast_matchers;
14 
15 namespace clang::tidy::cppcoreguidelines {
16 
registerMatchers(MatchFinder * Finder)17 void ProTypeReinterpretCastCheck::registerMatchers(MatchFinder *Finder) {
18   Finder->addMatcher(cxxReinterpretCastExpr().bind("cast"), this);
19 }
20 
check(const MatchFinder::MatchResult & Result)21 void ProTypeReinterpretCastCheck::check(
22     const MatchFinder::MatchResult &Result) {
23   const auto *MatchedCast =
24       Result.Nodes.getNodeAs<CXXReinterpretCastExpr>("cast");
25   diag(MatchedCast->getOperatorLoc(), "do not use reinterpret_cast");
26 }
27 
28 } // namespace clang::tidy::cppcoreguidelines
29