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-rw-r--r--clang/lib/AST/DeclCXX.cpp18
1 files changed, 17 insertions, 1 deletions
diff --git a/clang/lib/AST/DeclCXX.cpp b/clang/lib/AST/DeclCXX.cpp
index b09b6720955..7cf7bf1017e 100644
--- a/clang/lib/AST/DeclCXX.cpp
+++ b/clang/lib/AST/DeclCXX.cpp
@@ -43,7 +43,8 @@ CXXRecordDecl::DefinitionData::DefinitionData(CXXRecordDecl *D)
Aggregate(true), PlainOldData(true), Empty(true), Polymorphic(false),
Abstract(false), IsStandardLayout(true), HasNoNonEmptyBases(true),
HasPrivateFields(false), HasProtectedFields(false), HasPublicFields(false),
- HasMutableFields(false), HasTrivialDefaultConstructor(true),
+ HasMutableFields(false), HasOnlyFields(true),
+ HasTrivialDefaultConstructor(true),
HasConstexprNonCopyMoveConstructor(false),
DefaultedDefaultConstructorIsConstexpr(true),
DefaultedCopyConstructorIsConstexpr(true),
@@ -456,6 +457,9 @@ void CXXRecordDecl::markedVirtualFunctionPure() {
}
void CXXRecordDecl::addedMember(Decl *D) {
+ if (!isa<FieldDecl>(D) && !isa<IndirectFieldDecl>(D) && !D->isImplicit())
+ data().HasOnlyFields = false;
+
// Ignore friends and invalid declarations.
if (D->getFriendObjectKind() || D->isInvalidDecl())
return;
@@ -957,6 +961,18 @@ NotASpecialMember:;
data().Conversions.addDecl(Shadow, Shadow->getAccess());
}
+bool CXXRecordDecl::isCLike() const {
+ if (getTagKind() == TTK_Class || !TemplateOrInstantiation.isNull())
+ return false;
+ if (!hasDefinition())
+ return true;
+
+ return data().HasOnlyFields &&
+ !data().HasPrivateFields &&
+ !data().HasProtectedFields &&
+ !data().NumBases;
+}
+
static CanQualType GetConversionType(ASTContext &Context, NamedDecl *Conv) {
QualType T;
if (isa<UsingShadowDecl>(Conv))
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