clang-tools 6.0.0

RedundantFunctionPtrDereferenceCheck.cpp
Go to the documentation of this file.
1 //===--- RedundantFunctionPtrDereferenceCheck.cpp - clang-tidy-------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "RedundantFunctionPtrDereferenceCheck.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13
14 using namespace clang::ast_matchers;
15
16 namespace clang {
17 namespace tidy {
18 namespace readability {
19
20 void RedundantFunctionPtrDereferenceCheck::registerMatchers(MatchFinder *Finder) {
21 Finder->addMatcher(unaryOperator(hasOperatorName("*"),
22 has(implicitCastExpr(
23 hasCastKind(CK_FunctionToPointerDecay))))
24 .bind("op"),
25 this);
26 }
27
28 void RedundantFunctionPtrDereferenceCheck::check(const MatchFinder::MatchResult &Result) {
29 const auto *Operator = Result.Nodes.getNodeAs<UnaryOperator>("op");
30 diag(Operator->getOperatorLoc(),
31 "redundant repeated dereference of function pointer")
32 << FixItHint::CreateRemoval(Operator->getOperatorLoc());
33 }
34
35 } // namespace readability
36 } // namespace tidy
37 } // namespace clang
clang::ast_matchers
Definition: ClangTidyDiagnosticConsumer.h:27
RedundantFunctionPtrDereferenceCheck.h
clang
Definition: AndroidTidyModule.cpp:28