Index: include/llvm/ObjectYAML/WasmYAML.h
===================================================================
--- include/llvm/ObjectYAML/WasmYAML.h
+++ include/llvm/ObjectYAML/WasmYAML.h
@@ -108,6 +108,7 @@
 
 struct Section {
   Section(SectionType SecType) : Type(SecType) {}
+  virtual ~Section() {}
 
   SectionType Type;
   std::vector<Relocation> Relocations;