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//===- unittest/Tooling/RecursiveASTVisitorTests/Attr.cpp -----------------===//
//
// 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 "CRTPTestVisitor.h"
using namespace clang;
namespace {
// Check to ensure that attributes and expressions within them are being
// visited.
class AttrVisitor : public CRTPExpectedLocationVisitor<AttrVisitor> {
public:
bool VisitMemberExpr(MemberExpr *ME) {
Match(ME->getMemberDecl()->getNameAsString(), ME->getBeginLoc());
return true;
}
bool VisitAttr(Attr *A) {
Match("Attr", A->getLocation());
return true;
}
bool VisitGuardedByAttr(GuardedByAttr *A) {
Match("guarded_by", A->getLocation());
return true;
}
};
TEST(RecursiveASTVisitor, AttributesAreVisited) {
AttrVisitor Visitor;
Visitor.ExpectMatch("Attr", 4, 24);
Visitor.ExpectMatch("guarded_by", 4, 24);
Visitor.ExpectMatch("mu1", 4, 35);
Visitor.ExpectMatch("Attr", 5, 29);
Visitor.ExpectMatch("mu1", 5, 54);
Visitor.ExpectMatch("mu2", 5, 59);
EXPECT_TRUE(Visitor.runOver(
"class Foo {\n"
" int mu1;\n"
" int mu2;\n"
" int a __attribute__((guarded_by(mu1)));\n"
" void bar() __attribute__((exclusive_locks_required(mu1, mu2)));\n"
"};\n"));
}
} // end anonymous namespace
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