| 1 | //===--- NoexceptMoveConstructorCheck.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 "NoexceptMoveConstructorCheck.h" |
| 10 | #include "clang/ASTMatchers/ASTMatchFinder.h" |
| 11 | |
| 12 | using namespace clang::ast_matchers; |
| 13 | |
| 14 | // FixItHint - comment added to fix list.rst generation in add_new_check.py. |
| 15 | // Do not remove. Fixes are generated in base class. |
| 16 | |
| 17 | namespace clang::tidy::performance { |
| 18 | |
| 19 | void NoexceptMoveConstructorCheck::registerMatchers(MatchFinder *Finder) { |
| 20 | Finder->addMatcher( |
| 21 | NodeMatch: cxxMethodDecl(unless(isDeleted()), |
| 22 | anyOf(cxxConstructorDecl(isMoveConstructor()), |
| 23 | isMoveAssignmentOperator())) |
| 24 | .bind(ID: BindFuncDeclName), |
| 25 | Action: this); |
| 26 | } |
| 27 | |
| 28 | DiagnosticBuilder NoexceptMoveConstructorCheck::reportMissingNoexcept( |
| 29 | const FunctionDecl *FuncDecl) { |
| 30 | return diag(FuncDecl->getLocation(), |
| 31 | "move %select{assignment operator|constructor}0s should " |
| 32 | "be marked noexcept") |
| 33 | << CXXConstructorDecl::classof(FuncDecl); |
| 34 | } |
| 35 | |
| 36 | void NoexceptMoveConstructorCheck::reportNoexceptEvaluatedToFalse( |
| 37 | const FunctionDecl *FuncDecl, const Expr *NoexceptExpr) { |
| 38 | diag(Loc: NoexceptExpr->getExprLoc(), |
| 39 | Description: "noexcept specifier on the move %select{assignment " |
| 40 | "operator|constructor}0 evaluates to 'false'") |
| 41 | << CXXConstructorDecl::classof(FuncDecl); |
| 42 | } |
| 43 | |
| 44 | } // namespace clang::tidy::performance |
| 45 |