When destroying DeclStmts, also destroy the associated Decl (reclaim its memory).

llvm-svn: 51379

clang/include/clang/AST/Stmt.h

@@ -146,6 +146,8 @@ public:
   DeclStmt(ScopedDecl *D, SourceLocation startLoc, SourceLocation endLoc)
     : Stmt(DeclStmtClass), TheDecl(D), StartLoc(startLoc), EndLoc(endLoc) {}
   
+  virtual void Destroy(ASTContext& Ctx);
+
   const ScopedDecl *getDecl() const { return TheDecl; }
   ScopedDecl *getDecl() { return TheDecl; }
 

clang/lib/AST/Stmt.cpp

@@ -55,6 +55,11 @@ void Stmt::Destroy(ASTContext& C) {
   delete this;
 }
 
+void DeclStmt::Destroy(ASTContext& C) {
+  TheDecl->Destroy(C);
+  Stmt::Destroy(C);
+}
+
 void Stmt::PrintStats() {
   // Ensure the table is primed.
   getStmtInfoTableEntry(Stmt::NullStmtClass);