34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
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//===--- RedundantFunctionPtrDereferenceCheck.cpp - clang-tidy-------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "RedundantFunctionPtrDereferenceCheck.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/ASTMatchers/ASTMatchFinder.h"
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using namespace clang::ast_matchers;
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namespace clang::tidy::readability {
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void RedundantFunctionPtrDereferenceCheck::registerMatchers(MatchFinder *Finder) {
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Finder->addMatcher(
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traverse(TK_AsIs, unaryOperator(hasOperatorName("*"),
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has(implicitCastExpr(hasCastKind(
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CK_FunctionToPointerDecay))))
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.bind("op")),
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this);
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}
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void RedundantFunctionPtrDereferenceCheck::check(const MatchFinder::MatchResult &Result) {
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const auto *Operator = Result.Nodes.getNodeAs<UnaryOperator>("op");
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diag(Operator->getOperatorLoc(),
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"redundant repeated dereference of function pointer")
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<< FixItHint::CreateRemoval(Operator->getOperatorLoc());
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}
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} // namespace clang::tidy::readability
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