Some fixes from mingw.

Sources/Plasma/FeatureLib/pfAnimation/plLineFollowMod.cpp

@@ -572,7 +572,8 @@ void plLineFollowMod::ISetTargetTransform(int iTarg, const hsMatrix44& unclTgtXf
             xlate.Reset();
             xlate.SetTranslate(&oldPos);
             w2l = w2l * xlate;
-            xlate.SetTranslate(&-pos);
+            hsPoint3 neg = -pos;
+            xlate.SetTranslate(&neg);
             w2l = w2l * xlate;
 
             ci->SetTransform(l2w, w2l);

Sources/Plasma/FeatureLib/pfCamera/plCameraBrain.cpp

@@ -132,7 +132,8 @@ fOffsetPct(1.0f)
     fPOAGoal.Set(0,0,0);
     fGoal.Set(1,1,1);
     fPOAOffset.Set(0,0,0);
-    fTargetMatrix.Make(&fGoal, &fPOAGoal, &hsVector3(0,0,1));
+    hsVector3 up(0, 0, 1);
+    fTargetMatrix.Make(&fGoal, &fPOAGoal, &up);
     fFlags.Clear();
 }
 
@@ -758,8 +759,8 @@ void plCameraBrain1_Drive::Pop()
 //
 void plCameraBrain1_Drive::Update(hsBool forced)
 {
-    
+    hsVector3 neg_up = -1 * fUp; 
-    fTargetMatrix.Make(&fGoal, &fPOAGoal, &(-1*fUp));
+    fTargetMatrix.Make(&fGoal, &fPOAGoal, &neg_up);
     
     // update our desired position:
     double time = hsTimer::GetSeconds();
@@ -1628,14 +1629,15 @@ void plCameraBrain1_Circle::Update(hsBool forced)
     
     fPOAGoal += fPOAOffset;
     
+    hsPoint3 goalpos = fCamera->GetTargetPos();
     if (HasFlag(kCutPosOnce))
     {
-        fGoal = MoveTowardsFromGoal(&fCamera->GetTargetPos(), secs, true);
+        fGoal = MoveTowardsFromGoal(&goalpos, secs, true);
         fFlags.ClearBit(kCutPos);
     }
     else
     {   
-        fGoal = MoveTowardsFromGoal(&fCamera->GetTargetPos(), secs);
+        fGoal = MoveTowardsFromGoal(&goalpos, secs);
         fFlags.SetBit(kCutPos);
     }
     AdjustForInput(secs);

Sources/Plasma/FeatureLib/pfCamera/plCameraModifier.cpp

@@ -274,7 +274,8 @@ void plCameraModifier1::Update()
             // have to ask the avatar controller for the subworld key.
             if (!worldKey)
             {
-                plArmatureMod* armMod = plAvatarMgr::FindAvatar(plKey(GetBrain()->GetSubject()->GetKey()));
+                plKey subject = plKey(GetBrain()->GetSubject()->GetKey());
+                plArmatureMod* armMod = plAvatarMgr::FindAvatar(subject);
                 if (armMod && armMod->GetController() )
                     worldKey = armMod->GetController()->GetSubworld();
             }

Sources/Plasma/FeatureLib/pfCamera/plVirtualCamNeu.cpp

@@ -1980,9 +1980,15 @@ void plVirtualCam1::StartTransition(CamTrans* transition)
         hsVector3 dist;
         // figure out transition time
         if (transition->fCutPos)
-            dist.Set(&(fTransitionCamera->GetTargetPOA() - pCam->GetTargetPOA()));
+        {
+            hsPoint3 poadist = fTransitionCamera->GetTargetPOA() - pCam->GetTargetPOA();
+            dist.Set(&poadist);
+        }
         else
-            dist.Set(&(fTransitionCamera->GetTargetPos() - pCam->GetTargetPos()));
+        {
+            hsPoint3 posdist = fTransitionCamera->GetTargetPos() - pCam->GetTargetPos();
+            dist.Set(&posdist);
+        }
         
         time = (double)(dist.Magnitude() / pBrain->GetVelocity());