use default constructor

hnrklssn · hnrklssn · commit ced7d04a1ae3 · 2024-11-15T13:45:28.000-08:00
diff --git a/lib/ClangImporter/ImportDecl.cpp b/lib/ClangImporter/ImportDecl.cpp
@@ -8537,7 +8537,7 @@ namespace {
 class PointerParamInfo {
 public:
   virtual void print(clang::ASTContext &ctx, llvm::raw_ostream &out) const = 0;
-  virtual ~PointerParamInfo() {}
+  virtual ~PointerParamInfo() = default;
 };
 
 class CountedByParam : public PointerParamInfo {
