41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
//===- unittest/Tooling/RecursiveASTVisitorTests/Class.cpp ----------------===//
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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 "TestVisitor.h"
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using namespace clang;
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namespace {
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// Checks for lambda classes that are not marked as implicitly-generated.
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// (There should be none.)
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class ClassVisitor : public ExpectedLocationVisitor<ClassVisitor> {
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public:
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ClassVisitor() : SawNonImplicitLambdaClass(false) {}
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bool VisitCXXRecordDecl(CXXRecordDecl* record) {
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if (record->isLambda() && !record->isImplicit())
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SawNonImplicitLambdaClass = true;
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return true;
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}
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bool sawOnlyImplicitLambdaClasses() const {
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return !SawNonImplicitLambdaClass;
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}
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private:
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bool SawNonImplicitLambdaClass;
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};
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TEST(RecursiveASTVisitor, LambdaClosureTypesAreImplicit) {
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ClassVisitor Visitor;
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EXPECT_TRUE(Visitor.runOver("auto lambda = []{};", ClassVisitor::Lang_CXX11));
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EXPECT_TRUE(Visitor.sawOnlyImplicitLambdaClasses());
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}
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} // end anonymous namespace
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