| //===--- UseDefaultNoneCheck.cpp - clang-tidy -----------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "UseDefaultNoneCheck.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/OpenMPClause.h" |
| #include "clang/AST/Stmt.h" |
| #include "clang/AST/StmtOpenMP.h" |
| #include "clang/ASTMatchers/ASTMatchFinder.h" |
| #include "clang/ASTMatchers/ASTMatchers.h" |
| #include "clang/ASTMatchers/ASTMatchersMacros.h" |
| |
| using namespace clang::ast_matchers; |
| |
| namespace clang { |
| namespace tidy { |
| namespace openmp { |
| |
| void UseDefaultNoneCheck::registerMatchers(MatchFinder *Finder) { |
| Finder->addMatcher( |
| ompExecutableDirective( |
| allOf(isAllowedToContainClauseKind(llvm::omp::OMPC_default), |
| anyOf(unless(hasAnyClause(ompDefaultClause())), |
| hasAnyClause(ompDefaultClause(unless(isNoneKind())) |
| .bind("clause"))))) |
| .bind("directive"), |
| this); |
| } |
| |
| void UseDefaultNoneCheck::check(const MatchFinder::MatchResult &Result) { |
| const auto *Directive = |
| Result.Nodes.getNodeAs<OMPExecutableDirective>("directive"); |
| assert(Directive != nullptr && "Expected to match some directive."); |
| |
| if (const auto *Clause = Result.Nodes.getNodeAs<OMPDefaultClause>("clause")) { |
| diag(Directive->getBeginLoc(), |
| "OpenMP directive '%0' specifies 'default(%1)' clause, consider using " |
| "'default(none)' clause instead") |
| << getOpenMPDirectiveName(Directive->getDirectiveKind()) |
| << getOpenMPSimpleClauseTypeName(Clause->getClauseKind(), |
| unsigned(Clause->getDefaultKind())); |
| diag(Clause->getBeginLoc(), "existing 'default' clause specified here", |
| DiagnosticIDs::Note); |
| return; |
| } |
| |
| diag(Directive->getBeginLoc(), |
| "OpenMP directive '%0' does not specify 'default' clause, consider " |
| "specifying 'default(none)' clause") |
| << getOpenMPDirectiveName(Directive->getDirectiveKind()); |
| } |
| |
| } // namespace openmp |
| } // namespace tidy |
| } // namespace clang |