Oops, r98447 dropped the reference to ForwardType in the wrong place in

Type::destroy(), so it got skipped for FunctionTypes, StructTypes, and
UnionTypes.  This fixes the resulting leaks in test/Feature/opaquetypes.ll and
test/Integer/opaquetypes_bt.ll.

llvm-svn: 99732

1 files changed, 5 insertions, 5 deletions

diff --git a/llvm/lib/VMCore/Type.cpp b/llvm/lib/VMCore/Type.cpp
index 2a0cfa8470e..5f9c11fc0ed 100644
--- a/llvm/lib/VMCore/Type.cpp
+++ b/llvm/lib/VMCore/Type.cpp
@@ -57,6 +57,11 @@ void AbstractTypeUser::setType(Value *V, const Type *NewTy) {
 /// need for a std::vector to be used in the Type class itself. 
 /// @brief Type destruction function
 void Type::destroy() const {
+  // Nothing calls getForwardedType from here on.
+  if (ForwardType && ForwardType->isAbstract()) {
+    ForwardType->dropRef();
+    ForwardType = NULL;
+  }
 
   // Structures and Functions allocate their contained types past the end of
   // the type object itself. These need to be destroyed differently than the
@@ -87,11 +92,6 @@ void Type::destroy() const {
     pImpl->OpaqueTypes.erase(opaque_this);
   }
 
-  if (ForwardType && ForwardType->isAbstract()) {
-    ForwardType->dropRef();
-    ForwardType = NULL;
-  }
-
   // For all the other type subclasses, there is either no contained types or 
   // just one (all Sequentials). For Sequentials, the PATypeHandle is not
   // allocated past the type object, its included directly in the SequentialType