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-rw-r--r--llvm/lib/IR/AttributeImpl.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/IR/AttributeImpl.h b/llvm/lib/IR/AttributeImpl.h
index 2d2604449a2..9da3f9659e0 100644
--- a/llvm/lib/IR/AttributeImpl.h
+++ b/llvm/lib/IR/AttributeImpl.h
@@ -46,6 +46,8 @@ protected:
AttributeImpl(AttrEntryKind KindID) : KindID(KindID) {}
public:
+ virtual ~AttributeImpl();
+
bool isEnumAttribute() const { return KindID == EnumAttrEntry; }
bool isAlignAttribute() const { return KindID == AlignAttrEntry; }
bool isStringAttribute() const { return KindID == StringAttrEntry; }
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