58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
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//=- unittest/Tooling/RecursiveASTVisitorTests/ImplicitCtorInitializer.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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class CXXCtorInitializerVisitor
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: public ExpectedLocationVisitor<CXXCtorInitializerVisitor> {
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public:
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CXXCtorInitializerVisitor(bool VisitImplicitCode)
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: VisitImplicitCode(VisitImplicitCode) {}
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bool shouldVisitImplicitCode() const { return VisitImplicitCode; }
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bool TraverseConstructorInitializer(CXXCtorInitializer *Init) {
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if (!Init->isWritten())
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VisitedImplicitInitializer = true;
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Match("initializer", Init->getSourceLocation());
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return ExpectedLocationVisitor<
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CXXCtorInitializerVisitor>::TraverseConstructorInitializer(Init);
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}
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bool VisitedImplicitInitializer = false;
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private:
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bool VisitImplicitCode;
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};
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// Check to ensure that CXXCtorInitializer is not visited when implicit code
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// should not be visited and that it is visited when implicit code should be
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// visited.
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TEST(RecursiveASTVisitor, CXXCtorInitializerVisitNoImplicit) {
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for (bool VisitImplCode : {true, false}) {
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CXXCtorInitializerVisitor Visitor(VisitImplCode);
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Visitor.ExpectMatch("initializer", 7, 17);
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llvm::StringRef Code = R"cpp(
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class A {};
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class B : public A {
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B() {};
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};
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class C : public A {
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C() : A() {}
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};
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)cpp";
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EXPECT_TRUE(Visitor.runOver(Code, CXXCtorInitializerVisitor::Lang_CXX));
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EXPECT_EQ(Visitor.VisitedImplicitInitializer, VisitImplCode);
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}
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}
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} // end anonymous namespace
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