clang-tools  3.9.0
RedundantExpressionCheck.h
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1 //===--- RedundantExpressionCheck.h - clang-tidy-----------------*- C++ -*-===//
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 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
12 
13 #include "../ClangTidy.h"
14 
15 namespace clang {
16 namespace tidy {
17 namespace misc {
18 
19 /// Detect useless or suspicious redundant expressions.
20 ///
21 /// For the user-facing documentation see:
22 /// http://clang.llvm.org/extra/clang-tidy/checks/misc-redundant-expression.html
24 public:
26  : ClangTidyCheck(Name, Context) {}
27  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
28  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
29 
30 private:
31  void checkArithmeticExpr(const ast_matchers::MatchFinder::MatchResult &R);
32  void checkBitwiseExpr(const ast_matchers::MatchFinder::MatchResult &R);
33  void checkRelationalExpr(const ast_matchers::MatchFinder::MatchResult &R);
34 };
35 
36 } // namespace misc
37 } // namespace tidy
38 } // namespace clang
39 
40 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
const std::string Name
Definition: USRFinder.cpp:140
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:210
Base class for all clang-tidy checks.
Definition: ClangTidy.h:110
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Detect useless or suspicious redundant expressions.
RedundantExpressionCheck(StringRef Name, ClangTidyContext *Context)
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
const NamedDecl * Result
Definition: USRFinder.cpp:137