Add virtual destructors to fix -Wnon-virtual-dtor warnings

llvm-svn: 177392

2 files changed, 6 insertions, 0 deletions

diff --git a/lld/include/lld/ReaderWriter/LinkerScript.h b/lld/include/lld/ReaderWriter/LinkerScript.h
index 4c6c3411010..dc7020feb22 100644
--- a/lld/include/lld/ReaderWriter/LinkerScript.h
+++ b/lld/include/lld/ReaderWriter/LinkerScript.h
@@ -82,6 +82,8 @@ public:
 
   virtual void dump(llvm::raw_ostream &os) const = 0;
 
+  virtual ~Command() {}
+
 protected:
   Command(Kind k) : _kind(k) {}
 
diff --git a/lld/lib/ReaderWriter/ELF/TargetHandler.h b/lld/lib/ReaderWriter/ELF/TargetHandler.h
index 4c60c36be7b..ebdb203c0da 100644
--- a/lld/lib/ReaderWriter/ELF/TargetHandler.h
+++ b/lld/lib/ReaderWriter/ELF/TargetHandler.h
@@ -65,6 +65,8 @@ public:
   virtual int64_t getType(const Elf_Sym *sym) const {
     return llvm::ELF::STT_NOTYPE;
   }
+
+  virtual ~TargetAtomHandler() {}
 };
 
 template <class ELFT> class TargetRelocationHandler {
@@ -74,6 +76,8 @@ public:
                   const Reference &)const = 0;
 
   virtual int64_t relocAddend(const Reference &)const { return 0; }
+
+  virtual ~TargetRelocationHandler() {}
 };
 
 /// \brief An interface to override functions that are provided by the