1 files changed, 26 insertions, 8 deletions

diff --git a/indra/newview/llviewerobjectlist.cpp b/indra/newview/llviewerobjectlist.cpp
index f1b959a0b7..b4e287c446 100755
--- a/indra/newview/llviewerobjectlist.cpp
+++ b/indra/newview/llviewerobjectlist.cpp
@@ -954,7 +954,7 @@ void LLViewerObjectList::update(LLAgent &agent, LLWorld &world)
 			objectp = *idle_iter;
 			llassert(objectp->isActive());
 			objectp->idleUpdate(agent, world, frame_time);
-			}
+		}
 
 		//update flexible objects
 		LLVolumeImplFlexible::updateClass();
@@ -962,8 +962,8 @@ void LLViewerObjectList::update(LLAgent &agent, LLWorld &world)
 		//update animated textures
 		if (gAnimateTextures)
 		{
-		LLViewerTextureAnim::updateClass();
-			}
+			LLViewerTextureAnim::updateClass();
+		}
 	}
 
 
@@ -1326,27 +1326,45 @@ void LLViewerObjectList::cleanDeadObjects(BOOL use_timer)
 		return;
 	}
 
-	LLViewerObject *objectp = NULL;
 	S32 num_removed = 0;
+	LLViewerObject *objectp;
+	
+	vobj_list_t::reverse_iterator target = mObjects.rbegin();
 
-	vobj_list_t::iterator iter;
-	for (iter = mObjects.begin(); iter != mObjects.end();)
+	vobj_list_t::iterator iter = mObjects.begin();
+	for ( ; iter != mObjects.end(); )
 	{
 		// Scan for all of the dead objects and put them all on the end of the list with no ref count ops
 		objectp = *iter;
+		if (objectp == NULL)
+		{ //we caught up to the dead tail
+			break;
+		}
 
-		if (objectp && objectp->isDead())
+		if (objectp->isDead())
 		{
-			iter = mObjects.erase(iter);
+			LLPointer<LLViewerObject>::swap(*iter, *target);
+			*target = NULL;
+			++target;
 			num_removed++;
+
+			if (num_removed == mNumDeadObjects || iter->isNull())
+			{
+				// We've cleaned up all of the dead objects or caught up to the dead tail
+				break;
+			}
 		}
 		else
 		{
 			++iter;
 		}
 	}
+
 	llassert(num_removed == mNumDeadObjects);
 
+	//erase as a block
+	mObjects.erase(mObjects.begin()+(mObjects.size()-mNumDeadObjects), mObjects.end());
+
 	// We've cleaned the global object list, now let's do some paranoia testing on objects
 	// before blowing away the dead list.
 	mDeadObjects.clear();