hasDeclaration(DeclMatcher),
unless(templateSpecializationType()))))),
hasParent(nestedNameSpecifierLoc()),
- hasAncestor(isImplicit()),
+ hasAncestor(decl(isImplicit())),
hasAncestor(UsingShadowDeclInClass),
hasAncestor(functionDecl(isDefaulted())))),
hasAncestor(decl().bind("dc")))
hasAncestor(decl(IsInMovedNs).bind("dc")),
loc(nestedNameSpecifier(
specifiesType(hasDeclaration(DeclMatcher.bind("from_decl"))))),
- unless(anyOf(hasAncestor(isImplicit()),
+ unless(anyOf(hasAncestor(decl(isImplicit())),
hasAncestor(UsingShadowDeclInClass),
hasAncestor(functionDecl(isDefaulted())),
hasAncestor(typeLoc(loc(qualType(hasDeclaration(
hasAncestor(cxxRecordDecl()))),
hasParent(namespaceDecl()));
Finder->addMatcher(expr(hasAncestor(decl().bind("dc")), IsInMovedNs,
- unless(hasAncestor(isImplicit())),
+ unless(hasAncestor(decl(isImplicit()))),
anyOf(callExpr(callee(FuncMatcher)).bind("call"),
declRefExpr(to(FuncMatcher.bind("func_decl")))
.bind("func_ref"))),
void ProBoundsConstantArrayIndexCheck::registerMatchers(MatchFinder *Finder) {
// Note: if a struct contains an array member, the compiler-generated
// constructor has an arraySubscriptExpr.
- Finder->addMatcher(
- arraySubscriptExpr(
- hasBase(ignoringImpCasts(hasType(constantArrayType().bind("type")))),
- hasIndex(expr().bind("index")), unless(hasAncestor(isImplicit())))
- .bind("expr"),
- this);
+ Finder->addMatcher(arraySubscriptExpr(hasBase(ignoringImpCasts(hasType(
+ constantArrayType().bind("type")))),
+ hasIndex(expr().bind("index")),
+ unless(hasAncestor(decl(isImplicit()))))
+ .bind("expr"),
+ this);
Finder->addMatcher(
cxxOperatorCallExpr(
</pre></td></tr>
+<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Attr.html">Attr</a>></td><td class="name" onclick="toggle('attr0')"><a name="attr0Anchor">attr</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Attr.html">Attr</a>>...</td></tr>
+<tr><td colspan="4" class="doc" id="attr0"><pre>Matches attributes.
+Attributes may be attached with a variety of different syntaxes (including
+keywords, C++11 attributes, GNU ``__attribute``` and MSVC `__declspec``,
+and ``#pragma``s). They may also be implicit.
+
+Given
+ struct [[nodiscard]] Foo{};
+ void bar(int * __attribute__((nonnull)) );
+ __declspec(noinline) void baz();
+
+ #pragma omp declare simd
+ int min();
+attr()
+ matches "nodiscard", "nonnull", "noinline", and the whole "#pragma" line.
+</pre></td></tr>
+
+
<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXCtorInitializer.html">CXXCtorInitializer</a>></td><td class="name" onclick="toggle('cxxCtorInitializer0')"><a name="cxxCtorInitializer0Anchor">cxxCtorInitializer</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXCtorInitializer.html">CXXCtorInitializer</a>>...</td></tr>
<tr><td colspan="4" class="doc" id="cxxCtorInitializer0"><pre>Matches constructor initializers.
</pre></td></tr>
+<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Attr.html">Attr</a>></td><td class="name" onclick="toggle('isImplicit1')"><a name="isImplicit1Anchor">isImplicit</a></td><td></td></tr>
+<tr><td colspan="4" class="doc" id="isImplicit1"><pre>Matches an entity that has been implicitly added by the compiler (e.g.
+implicit default/copy constructors).
+</pre></td></tr>
+
+
<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BinaryOperator.html">BinaryOperator</a>></td><td class="name" onclick="toggle('hasAnyOperatorName0')"><a name="hasAnyOperatorName0Anchor">hasAnyOperatorName</a></td><td>StringRef, ..., StringRef</td></tr>
<tr><td colspan="4" class="doc" id="hasAnyOperatorName0"><pre>Matches operator expressions (binary or unary) that have any of the
specified names.
<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Decl.html">Decl</a>></td><td class="name" onclick="toggle('isImplicit0')"><a name="isImplicit0Anchor">isImplicit</a></td><td></td></tr>
-<tr><td colspan="4" class="doc" id="isImplicit0"><pre>Matches a declaration that has been implicitly added
-by the compiler (eg. implicit default/copy constructors).
+<tr><td colspan="4" class="doc" id="isImplicit0"><pre>Matches an entity that has been implicitly added by the compiler (e.g.
+implicit default/copy constructors).
</pre></td></tr>
#define GEN_CLANG_CLAUSE_CLASS
#define CLAUSE_CLASS(Enum, Str, Class) class Class;
#include "llvm/Frontend/OpenMP/OMP.inc"
+class Attr;
+#define ATTR(A) class A##Attr;
+#include "clang/Basic/AttrList.inc"
} // end namespace clang
#include "llvm/Support/AlignOf.h"
namespace llvm {
-
class raw_ostream;
-
-}
+} // namespace llvm
namespace clang {
static ASTNodeKind getFromNode(const Stmt &S);
static ASTNodeKind getFromNode(const Type &T);
static ASTNodeKind getFromNode(const OMPClause &C);
+ static ASTNodeKind getFromNode(const Attr &A);
/// \}
/// Returns \c true if \c this and \c Other represent the same kind.
#define GEN_CLANG_CLAUSE_CLASS
#define CLAUSE_CLASS(Enum, Str, Class) NKI_##Class,
#include "llvm/Frontend/OpenMP/OMP.inc"
+ NKI_Attr,
+#define ATTR(A) NKI_##A##Attr,
+#include "clang/Basic/AttrList.inc"
NKI_NumberOfKinds
};
KIND_TO_KIND_ID(Stmt)
KIND_TO_KIND_ID(Type)
KIND_TO_KIND_ID(OMPClause)
+KIND_TO_KIND_ID(Attr)
KIND_TO_KIND_ID(CXXBaseSpecifier)
#define DECL(DERIVED, BASE) KIND_TO_KIND_ID(DERIVED##Decl)
#include "clang/AST/DeclNodes.inc"
#define GEN_CLANG_CLAUSE_CLASS
#define CLAUSE_CLASS(Enum, Str, Class) KIND_TO_KIND_ID(Class)
#include "llvm/Frontend/OpenMP/OMP.inc"
+#define ATTR(A) KIND_TO_KIND_ID(A##Attr)
+#include "clang/Basic/AttrList.inc"
#undef KIND_TO_KIND_ID
inline raw_ostream &operator<<(raw_ostream &OS, ASTNodeKind K) {
T, std::enable_if_t<std::is_base_of<OMPClause, T>::value>>
: public DynCastPtrConverter<T, OMPClause> {};
+template <typename T>
+struct DynTypedNode::BaseConverter<
+ T, std::enable_if_t<std::is_base_of<Attr, T>::value>>
+ : public DynCastPtrConverter<T, Attr> {};
+
template <>
struct DynTypedNode::BaseConverter<
NestedNameSpecifier, void> : public PtrConverter<NestedNameSpecifier> {};
MatchCallback *Action);
void addMatcher(const TemplateArgumentLocMatcher &NodeMatch,
MatchCallback *Action);
+ void addMatcher(const AttrMatcher &NodeMatch, MatchCallback *Action);
/// @}
/// Adds a matcher to execute when running over the AST.
std::vector<std::pair<CXXCtorInitializerMatcher, MatchCallback *>> CtorInit;
std::vector<std::pair<TemplateArgumentLocMatcher, MatchCallback *>>
TemplateArgumentLoc;
+ std::vector<std::pair<AttrMatcher, MatchCallback *>> Attr;
/// All the callbacks in one container to simplify iteration.
llvm::SmallPtrSet<MatchCallback *, 16> AllCallbacks;
};
using CXXCtorInitializerMatcher = internal::Matcher<CXXCtorInitializer>;
using TemplateArgumentMatcher = internal::Matcher<TemplateArgument>;
using TemplateArgumentLocMatcher = internal::Matcher<TemplateArgumentLoc>;
+using AttrMatcher = internal::Matcher<Attr>;
/// @}
/// Matches any node.
InnerMatcher.matches(*Decl, Finder, Builder));
}
-/// Matches a declaration that has been implicitly added
-/// by the compiler (eg. implicit default/copy constructors).
-AST_MATCHER(Decl, isImplicit) {
+/// Matches an entity that has been implicitly added by the compiler (e.g.
+/// implicit default/copy constructors).
+AST_POLYMORPHIC_MATCHER(isImplicit,
+ AST_POLYMORPHIC_SUPPORTED_TYPES(Decl, Attr)) {
return Node.isImplicit();
}
/// Usable as: Any Matcher
extern const internal::ArgumentAdaptingMatcherFunc<
internal::HasParentMatcher,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>>
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>,
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>>
hasParent;
/// Matches AST nodes that have an ancestor that matches the provided
/// Usable as: Any Matcher
extern const internal::ArgumentAdaptingMatcherFunc<
internal::HasAncestorMatcher,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>>
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>,
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>>
hasAncestor;
/// Matches if the provided matcher does not match.
return InnerMatcher.matches(*Node.getAsNamespace(), Finder, Builder);
}
+/// Matches attributes.
+/// Attributes may be attached with a variety of different syntaxes (including
+/// keywords, C++11 attributes, GNU ``__attribute``` and MSVC `__declspec``,
+/// and ``#pragma``s). They may also be implicit.
+///
+/// Given
+/// \code
+/// struct [[nodiscard]] Foo{};
+/// void bar(int * __attribute__((nonnull)) );
+/// __declspec(noinline) void baz();
+///
+/// #pragma omp declare simd
+/// int min();
+/// \endcode
+/// attr()
+/// matches "nodiscard", "nonnull", "noinline", and the whole "#pragma" line.
+extern const internal::VariadicAllOfMatcher<Attr> attr;
+
/// Overloads for the \c equalsNode matcher.
/// FIXME: Implement for other node types.
/// @{
std::is_base_of<NestedNameSpecifier, T>::value ||
std::is_base_of<NestedNameSpecifierLoc, T>::value ||
std::is_base_of<TypeLoc, T>::value ||
- std::is_base_of<QualType, T>::value,
+ std::is_base_of<QualType, T>::value ||
+ std::is_base_of<Attr, T>::value,
"unsupported type for recursive matching");
return matchesChildOf(DynTypedNode::create(Node), getASTContext(), Matcher,
Builder, Bind);
std::is_base_of<NestedNameSpecifier, T>::value ||
std::is_base_of<NestedNameSpecifierLoc, T>::value ||
std::is_base_of<TypeLoc, T>::value ||
- std::is_base_of<QualType, T>::value,
+ std::is_base_of<QualType, T>::value ||
+ std::is_base_of<Attr, T>::value,
"unsupported type for recursive matching");
return matchesDescendantOf(DynTypedNode::create(Node), getASTContext(),
Matcher, Builder, Bind);
static_assert(std::is_base_of<Decl, T>::value ||
std::is_base_of<NestedNameSpecifierLoc, T>::value ||
std::is_base_of<Stmt, T>::value ||
- std::is_base_of<TypeLoc, T>::value,
+ std::is_base_of<TypeLoc, T>::value ||
+ std::is_base_of<Attr, T>::value,
"type not allowed for recursive matching");
return matchesAncestorOf(DynTypedNode::create(Node), getASTContext(),
Matcher, Builder, MatchMode);
bool matchesNode(const NamedDecl &Node) const override;
- private:
+private:
/// Unqualified match routine.
///
/// It is much faster than the full match, but it only works for unqualified
std::is_same<T, NestedNameSpecifier>::value ||
std::is_same<T, NestedNameSpecifierLoc>::value ||
std::is_same<T, CXXCtorInitializer>::value ||
- std::is_same<T, TemplateArgumentLoc>::value;
+ std::is_same<T, TemplateArgumentLoc>::value ||
+ std::is_same<T, Attr>::value;
};
template <typename T>
const bool IsBaseType<T>::value;
/// Useful for matchers like \c anything and \c unless.
using AllNodeBaseTypes =
TypeList<Decl, Stmt, NestedNameSpecifier, NestedNameSpecifierLoc, QualType,
- Type, TypeLoc, CXXCtorInitializer>;
+ Type, TypeLoc, CXXCtorInitializer, Attr>;
/// Helper meta-function to extract the argument out of a function of
/// type void(Arg).
using AdaptativeDefaultFromTypes = AllNodeBaseTypes;
using AdaptativeDefaultToTypes =
TypeList<Decl, Stmt, NestedNameSpecifier, NestedNameSpecifierLoc, TypeLoc,
- QualType>;
+ QualType, Attr>;
/// All types that are supported by HasDeclarationMatcher above.
using HasDeclarationSupportedTypes =
#include "clang/AST/ASTTypeTraits.h"
#include "clang/AST/ASTContext.h"
+#include "clang/AST/Attr.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/NestedNameSpecifier.h"
#include "clang/AST/OpenMPClause.h"
#define GEN_CLANG_CLAUSE_CLASS
#define CLAUSE_CLASS(Enum, Str, Class) {NKI_OMPClause, #Class},
#include "llvm/Frontend/OpenMP/OMP.inc"
+ {NKI_None, "Attr"},
+#define ATTR(A) {NKI_Attr, #A "Attr"},
+#include "clang/Basic/AttrList.inc"
};
bool ASTNodeKind::isBaseOf(ASTNodeKind Other, unsigned *Distance) const {
llvm_unreachable("unexpected OpenMP clause kind");
#include "llvm/Frontend/OpenMP/OMP.inc"
}
- llvm_unreachable("invalid stmt kind");
+ llvm_unreachable("invalid omp clause kind");
+}
+
+ASTNodeKind ASTNodeKind::getFromNode(const Attr &A) {
+ switch (A.getKind()) {
+#define ATTR(A) \
+ case attr::A: \
+ return ASTNodeKind(NKI_##A##Attr);
+#include "clang/Basic/AttrList.inc"
+ }
+ llvm_unreachable("invalid attr kind");
}
void DynTypedNode::print(llvm::raw_ostream &OS,
S->printPretty(OS, nullptr, PP);
else if (const Type *T = get<Type>())
QualType(T, 0).print(OS, PP);
+ else if (const Attr *A = get<Attr>())
+ A->printPretty(OS, PP);
else
OS << "Unable to print values of type " << NodeKind.asStringRef() << "\n";
}
return SourceRange(C->getBeginLoc(), C->getEndLoc());
if (const auto *CBS = get<CXXBaseSpecifier>())
return CBS->getSourceRange();
+ if (const auto *A = get<Attr>())
+ return A->getRange();
return SourceRange();
}
[&] { return VisitorBase::TraverseNestedNameSpecifierLoc(NNSLocNode); },
&Map.OtherParents);
}
+ bool TraverseAttr(Attr *AttrNode) {
+ return TraverseNode(
+ AttrNode, AttrNode, [&] { return VisitorBase::TraverseAttr(AttrNode); },
+ &Map.PointerParents);
+ }
// Using generic TraverseNode for Stmt would prevent data-recursion.
bool dataTraverseStmtPre(Stmt *StmtNode) {
else if (const TemplateArgumentLoc *TALoc =
DynNode.get<TemplateArgumentLoc>())
traverse(*TALoc);
+ else if (const Attr *A = DynNode.get<Attr>())
+ traverse(*A);
// FIXME: Add other base types after adding tests.
// It's OK to always overwrite the bound nodes, as if there was
return match(*Node->getLHS()) && match(*Node->getRHS());
}
+ bool TraverseAttr(Attr *A) {
+ if (A == nullptr ||
+ (A->isImplicit() &&
+ Finder->getASTContext().getParentMapContext().getTraversalKind() ==
+ TK_IgnoreUnlessSpelledInSource))
+ return true;
+ ScopedIncrement ScopedDepth(&CurrentDepth);
+ return traverse(*A);
+ }
bool TraverseLambdaExpr(LambdaExpr *Node) {
if (!Finder->isTraversalIgnoringImplicitNodes())
return VisitorBase::TraverseLambdaExpr(Node);
bool baseTraverse(TemplateArgumentLoc TAL) {
return VisitorBase::TraverseTemplateArgumentLoc(TAL);
}
+ bool baseTraverse(const Attr &AttrNode) {
+ return VisitorBase::TraverseAttr(const_cast<Attr *>(&AttrNode));
+ }
// Sets 'Matched' to true if 'Matcher' matches 'Node' and:
// 0 < CurrentDepth <= MaxDepth.
bool TraverseNestedNameSpecifierLoc(NestedNameSpecifierLoc NNS);
bool TraverseConstructorInitializer(CXXCtorInitializer *CtorInit);
bool TraverseTemplateArgumentLoc(TemplateArgumentLoc TAL);
+ bool TraverseAttr(Attr *AttrNode);
bool dataTraverseNode(Stmt *S, DataRecursionQueue *Queue) {
if (auto *RF = dyn_cast<CXXForRangeStmt>(S)) {
match(*N);
} else if (auto *N = Node.get<TemplateArgumentLoc>()) {
match(*N);
+ } else if (auto *N = Node.get<Attr>()) {
+ match(*N);
}
}
void matchDispatch(const TemplateArgumentLoc *Node) {
matchWithoutFilter(*Node, Matchers->TemplateArgumentLoc);
}
+ void matchDispatch(const Attr *Node) {
+ matchWithoutFilter(*Node, Matchers->Attr);
+ }
void matchDispatch(const void *) { /* Do nothing. */ }
/// @}
return RecursiveASTVisitor<MatchASTVisitor>::TraverseTemplateArgumentLoc(Loc);
}
+bool MatchASTVisitor::TraverseAttr(Attr *AttrNode) {
+ match(*AttrNode);
+ return RecursiveASTVisitor<MatchASTVisitor>::TraverseAttr(AttrNode);
+}
+
class MatchASTConsumer : public ASTConsumer {
public:
MatchASTConsumer(MatchFinder *Finder,
Matchers.AllCallbacks.insert(Action);
}
+void MatchFinder::addMatcher(const AttrMatcher &AttrMatch,
+ MatchCallback *Action) {
+ Matchers.Attr.emplace_back(AttrMatch, Action);
+ Matchers.AllCallbacks.insert(Action);
+}
+
bool MatchFinder::addDynamicMatcher(const internal::DynTypedMatcher &NodeMatch,
MatchCallback *Action) {
if (NodeMatch.canConvertTo<Decl>()) {
} else if (NodeMatch.canConvertTo<TemplateArgumentLoc>()) {
addMatcher(NodeMatch.convertTo<TemplateArgumentLoc>(), Action);
return true;
+ } else if (NodeMatch.canConvertTo<Attr>()) {
+ addMatcher(NodeMatch.convertTo<Attr>(), Action);
+ return true;
}
return false;
}
forEachDescendant = {};
const internal::ArgumentAdaptingMatcherFunc<
internal::HasParentMatcher,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>>
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>,
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>>
hasParent = {};
const internal::ArgumentAdaptingMatcherFunc<
internal::HasAncestorMatcher,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>,
- internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc>>
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>,
+ internal::TypeList<Decl, NestedNameSpecifierLoc, Stmt, TypeLoc, Attr>>
hasAncestor = {};
const internal::VariadicOperatorMatcherFunc<1, 1> unless = {
internal::DynTypedMatcher::VO_UnaryNot};
const internal::VariadicAllOfMatcher<NestedNameSpecifier> nestedNameSpecifier;
const internal::VariadicAllOfMatcher<NestedNameSpecifierLoc>
nestedNameSpecifierLoc;
+const internal::VariadicAllOfMatcher<Attr> attr;
const internal::VariadicDynCastAllOfMatcher<Stmt, CUDAKernelCallExpr>
cudaKernelCallExpr;
const AstTypeMatcher<BuiltinType> builtinType;
REGISTER_MATCHER(asmStmt);
REGISTER_MATCHER(atomicExpr);
REGISTER_MATCHER(atomicType);
+ REGISTER_MATCHER(attr);
REGISTER_MATCHER(autoType);
REGISTER_MATCHER(autoreleasePoolStmt)
REGISTER_MATCHER(binaryConditionalOperator);
VERIFY_NAME(CallExpr);
VERIFY_NAME(Type);
VERIFY_NAME(ConstantArrayType);
+ VERIFY_NAME(NonNullAttr);
#undef VERIFY_NAME
}
nestedNameSpecifierLoc()));
}
+TEST(DynTypedNode, AttrSourceRange) {
+ RangeVerifier<DynTypedNode> Verifier;
+ Verifier.expectRange(1, 31, 1, 31);
+ EXPECT_TRUE(Verifier.match("void x(char *y __attribute__((nonnull)) );",
+ ast_matchers::attr()));
+}
+
TEST(DynTypedNode, DeclDump) {
DumpVerifier Verifier;
Verifier.expectSubstring("FunctionDecl");
nestedNameSpecifier()));
}
+TEST_P(ASTMatchersTest, Attr) {
+ // Windows adds some implicit attributes.
+ bool AutomaticAttributes = StringRef(GetParam().Target).contains("win32");
+ if (GetParam().isCXX11OrLater()) {
+ EXPECT_TRUE(matches("struct [[clang::warn_unused_result]] F{};", attr()));
+
+ // Unknown attributes are not parsed into an AST node.
+ if (!AutomaticAttributes)
+ EXPECT_TRUE(notMatches("int x [[unknownattr]];", attr()));
+ }
+ }
+ if (GetParam().isCXX17OrLater()) {
+ EXPECT_TRUE(matches("struct [[nodiscard]] F{};", attr()));
+ }
+ EXPECT_TRUE(matches("int x(int * __attribute__((nonnull)) );", attr()));
+ if (!AutomaticAttributes) {
+ EXPECT_TRUE(notMatches("struct F{}; int x(int *);", attr()));
+ // Some known attributes are not parsed into an AST node.
+ EXPECT_TRUE(notMatches("typedef int x __attribute__((ext_vector_type(1)));",
+ attr()));
+ }
+}
+
TEST_P(ASTMatchersTest, NullStmt) {
EXPECT_TRUE(matches("void f() {int i;;}", nullStmt()));
EXPECT_TRUE(notMatches("void f() {int i;}", nullStmt()));
// Some tests use typeof, which is a gnu extension. Using an explicit
// unknown-unknown triple is good for a large speedup, because it lets us
// avoid constructing a full system triple.
- std::vector<std::string> Args = {"-std=gnu++98", "-target",
+ std::vector<std::string> Args = {"-std=gnu++11", "-target",
"i386-unknown-unknown"};
if (!runToolOnCodeWithArgs(Factory->create(), Code, Args)) {
return testing::AssertionFailure() << "Parsing error in \"" << Code << "\"";
//===----------------------------------------------------------------------===//
#include "ASTMatchersTest.h"
+#include "clang/AST/Attrs.inc"
#include "clang/AST/PrettyPrinter.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include "clang/ASTMatchers/ASTMatchers.h"
auto M = expr(unless(integerLiteral(equals(24)))).bind("intLit");
EXPECT_TRUE(matchAndVerifyResultTrue(
Code, traverse(TK_AsIs, M),
- std::make_unique<VerifyIdIsBoundTo<Expr>>("intLit", 7)));
+ std::make_unique<VerifyIdIsBoundTo<Expr>>("intLit", 6)));
EXPECT_TRUE(matchAndVerifyResultTrue(
Code, traverse(TK_IgnoreUnlessSpelledInSource, M),
std::make_unique<VerifyIdIsBoundTo<Expr>>("intLit", 1)));
auto M = expr().bind("allExprs");
EXPECT_TRUE(matchAndVerifyResultTrue(
Code, traverse(TK_AsIs, M),
- std::make_unique<VerifyIdIsBoundTo<Expr>>("allExprs", 7)));
+ std::make_unique<VerifyIdIsBoundTo<Expr>>("allExprs", 6)));
EXPECT_TRUE(matchAndVerifyResultTrue(
Code, traverse(TK_IgnoreUnlessSpelledInSource, M),
std::make_unique<VerifyIdIsBoundTo<Expr>>("allExprs", 1)));
// Nested names: a, a::A and a::A::B.
std::make_unique<VerifyIdIsBoundTo<NestedNameSpecifierLoc>>("x", 3)));
}
+
+TEST(Attr, AttrsAsDescendants) {
+ StringRef Fragment = "namespace a { struct [[clang::warn_unused_result]] "
+ "F{}; [[noreturn]] void foo(); }";
+ EXPECT_TRUE(matches(Fragment, namespaceDecl(hasDescendant(attr()))));
+ EXPECT_TRUE(matchAndVerifyResultTrue(
+ Fragment,
+ namespaceDecl(hasName("a"),
+ forEachDescendant(attr(unless(isImplicit())).bind("x"))),
+ std::make_unique<VerifyIdIsBoundTo<Attr>>("x", 2)));
+}
+
+TEST(Attr, ParentsOfAttrs) {
+ StringRef Fragment =
+ "namespace a { struct [[clang::warn_unused_result]] F{}; }";
+ EXPECT_TRUE(matches(Fragment, attr(hasAncestor(namespaceDecl()))));
+}
+
template <typename T> class VerifyMatchOnNode : public BoundNodesCallback {
public:
VerifyMatchOnNode(StringRef Id, const internal::Matcher<T> &InnerMatcher,