Move parent assertion check before metadata deletion.

llvm-svn: 82692

llvm/lib/VMCore/Instruction.cpp

@@ -50,11 +50,11 @@ Instruction::Instruction(const Type *ty, unsigned it, Use *Ops, unsigned NumOps,
 
 // Out of line virtual method, so the vtable, etc has a home.
 Instruction::~Instruction() {
+  assert(Parent == 0 && "Instruction still linked in the program!");
   if (hasMetadata()) {
     LLVMContext &Context = getContext();
     Context.pImpl->TheMetadata.ValueIsDeleted(this);
   }
-  assert(Parent == 0 && "Instruction still linked in the program!");
 }