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