35 lines · cpp
1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "RedundantFunctionPtrDereferenceCheck.h"10#include "clang/ASTMatchers/ASTMatchFinder.h"11 12using namespace clang::ast_matchers;13 14namespace clang::tidy::readability {15 16void RedundantFunctionPtrDereferenceCheck::registerMatchers(17 MatchFinder *Finder) {18 Finder->addMatcher(19 traverse(TK_AsIs, unaryOperator(hasOperatorName("*"),20 has(implicitCastExpr(hasCastKind(21 CK_FunctionToPointerDecay))))22 .bind("op")),23 this);24}25 26void RedundantFunctionPtrDereferenceCheck::check(27 const MatchFinder::MatchResult &Result) {28 const auto *Operator = Result.Nodes.getNodeAs<UnaryOperator>("op");29 diag(Operator->getOperatorLoc(),30 "redundant repeated dereference of function pointer")31 << FixItHint::CreateRemoval(Operator->getOperatorLoc());32}33 34} // namespace clang::tidy::readability35