clang-tools 6.0.0

NoexceptMoveConstructorCheck.h
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1 //===--- NoexceptMoveConstructorCheck.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_PERFORMANCE_NOEXCEPTMOVECONSTRUCTORCHECK_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_NOEXCEPTMOVECONSTRUCTORCHECK_H
12
13 #include "../ClangTidy.h"
14
15 namespace clang {
16 namespace tidy {
17 namespace performance {
18
19 /// The check flags user-defined move constructors and assignment operators not
20 /// marked with `noexcept` or marked with `noexcept(expr)` where `expr`
21 /// evaluates to `false` (but is not a `false` literal itself).
22 ///
23 /// Move constructors of all the types used with STL containers, for example,
24 /// need to be declared `noexcept`. Otherwise STL will choose copy constructors
25 /// instead. The same is valid for move assignment operations.
26 class NoexceptMoveConstructorCheck : public ClangTidyCheck {
27 public:
28 NoexceptMoveConstructorCheck(StringRef Name, ClangTidyContext *Context)
29 : ClangTidyCheck(Name, Context) {}
30 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
31 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
32 };
33
34 } // namespace performance
35 } // namespace tidy
36 } // namespace clang
37
38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_NOEXCEPTMOVECONSTRUCTORCHECK_H
clang::tidy::performance::NoexceptMoveConstructorCheck
The check flags user-defined move constructors and assignment operators not marked with noexcept or m...
Definition: NoexceptMoveConstructorCheck.h:26
Name
StringHandle Name
Definition: PreprocessorTracker.cpp:525
clang::tidy::performance::NoexceptMoveConstructorCheck::NoexceptMoveConstructorCheck
NoexceptMoveConstructorCheck(StringRef Name, ClangTidyContext *Context)
Definition: NoexceptMoveConstructorCheck.h:28
clang::tidy::performance::NoexceptMoveConstructorCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: NoexceptMoveConstructorCheck.cpp:33
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidy.h:127
clang::tidy::performance::NoexceptMoveConstructorCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition: NoexceptMoveConstructorCheck.cpp:20
clang
Definition: AndroidTidyModule.cpp:28
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:104