clang-tools  12.0.0git
MoveConstArgCheck.h
Go to the documentation of this file.
1 //===--- MoveConstArgCheck.h - 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 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace performance {
17 
18 /// Find casts of calculation results to bigger type. Typically from int to
19 ///
20 /// There is one option:
21 ///
22 /// - `CheckTriviallyCopyableMove`: Whether to check for trivially-copyable
23 // types as their objects are not moved but copied. Enabled by default.
25 public:
27  : ClangTidyCheck(Name, Context),
28  CheckTriviallyCopyableMove(
29  Options.get("CheckTriviallyCopyableMove", true)) {}
30  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
31  return LangOpts.CPlusPlus;
32  }
33  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
34  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
35  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
36 
37 private:
38  const bool CheckTriviallyCopyableMove;
39 };
40 
41 } // namespace performance
42 } // namespace tidy
43 } // namespace clang
44 
45 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
Base class for all clang-tidy checks.
MoveConstArgCheck(StringRef Name, ClangTidyContext *Context)
static constexpr llvm::StringLiteral Name
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
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.
std::map< std::string, ClangTidyValue > OptionMap
Find casts of calculation results to bigger type.
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.