clang-tools 10.0.0

RedundantFunctionPtrDereferenceCheck.cpp
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1 //===--- RedundantFunctionPtrDereferenceCheck.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 "RedundantFunctionPtrDereferenceCheck.h"
10 #include "clang/AST/ASTContext.h"
11 #include "clang/ASTMatchers/ASTMatchFinder.h"
12
13 using namespace clang::ast_matchers;
14
15 namespace clang {
16 namespace tidy {
17 namespace readability {
18
19 void RedundantFunctionPtrDereferenceCheck::registerMatchers(MatchFinder *Finder) {
20 Finder->addMatcher(unaryOperator(hasOperatorName("*"),
21 has(implicitCastExpr(
22 hasCastKind(CK_FunctionToPointerDecay))))
23 .bind("op"),
24 this);
25 }
26
27 void RedundantFunctionPtrDereferenceCheck::check(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 readability
35 } // namespace tidy
36 } // namespace clang
clang::ast_matchers
Definition: AbseilMatcher.h:14
RedundantFunctionPtrDereferenceCheck.h
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27