diff --git a/apps/openmw/mwmechanics/aicombat.cpp b/apps/openmw/mwmechanics/aicombat.cpp
index 17005f235..d111eb127 100644
--- a/apps/openmw/mwmechanics/aicombat.cpp
+++ b/apps/openmw/mwmechanics/aicombat.cpp
@@ -500,8 +500,7 @@ namespace MWMechanics
         {
             // get the range of the target's weapon
             float rangeAttackOfTarget = 0.f;
-            bool isRangedCombat = false;
-            MWWorld::Ptr targetWeapon = MWWorld::Ptr();         
+            MWWorld::Ptr targetWeapon = MWWorld::Ptr();
             const MWWorld::Class& targetClass = target.getClass();
 
             if (targetClass.hasInventoryStore(target))
@@ -516,7 +515,10 @@ namespace MWMechanics
             boost::shared_ptr<Action> targetWeaponAction (new ActionWeapon(targetWeapon));
 
             if (targetWeaponAction.get())
+            {
+                bool isRangedCombat = false;
                 rangeAttackOfTarget = targetWeaponAction->getCombatRange(isRangedCombat);
+            }
               
             // apply sideway movement (kind of dodging) with some probability
             // if actor is within range of target's weapon
diff --git a/apps/openmw/mwmechanics/alchemy.cpp b/apps/openmw/mwmechanics/alchemy.cpp
index 783bbf573..e6e3b4c4e 100644
--- a/apps/openmw/mwmechanics/alchemy.cpp
+++ b/apps/openmw/mwmechanics/alchemy.cpp
@@ -171,10 +171,10 @@ void MWMechanics::Alchemy::updateEffects()
         if (fPotionT1DurMult<=0)
             throw std::runtime_error ("invalid gmst: fPotionT1DurMult");
 
-        float magnitude = magicEffect->mData.mFlags & ESM::MagicEffect::NoMagnitude ?
-            1 : (x / fPotionT1MagMul) / magicEffect->mData.mBaseCost;
-        float duration = magicEffect->mData.mFlags & ESM::MagicEffect::NoDuration ?
-            1 : (x / fPotionT1DurMult) / magicEffect->mData.mBaseCost;
+        float magnitude = (magicEffect->mData.mFlags & ESM::MagicEffect::NoMagnitude) ?
+            1.0f : (x / fPotionT1MagMul) / magicEffect->mData.mBaseCost;
+        float duration = (magicEffect->mData.mFlags & ESM::MagicEffect::NoDuration) ?
+            1.0f : (x / fPotionT1DurMult) / magicEffect->mData.mBaseCost;
 
         if (!(magicEffect->mData.mFlags & ESM::MagicEffect::NoMagnitude))
             applyTools (magicEffect->mData.mFlags, magnitude);
diff --git a/apps/openmw/mwphysics/physicssystem.cpp b/apps/openmw/mwphysics/physicssystem.cpp
index 5e79e2a09..40805a4b1 100644
--- a/apps/openmw/mwphysics/physicssystem.cpp
+++ b/apps/openmw/mwphysics/physicssystem.cpp
@@ -230,13 +230,6 @@ namespace MWPhysics
             return direction - project(direction, planeNormal);
         }
 
-        static inline osg::Vec3f reflect(const osg::Vec3& velocity, const osg::Vec3f& normal)
-        {
-            return velocity - (normal * (normal * velocity)) * 2;
-            //                                  ^ dot product
-        }
-
-
     public:
         static osg::Vec3f traceDown(const MWWorld::Ptr &ptr, const osg::Vec3f& position, Actor* actor, btCollisionWorld* collisionWorld, float maxHeight)
         {
diff --git a/apps/openmw/mwphysics/physicssystem.hpp b/apps/openmw/mwphysics/physicssystem.hpp
index 3312f10a0..81385d675 100644
--- a/apps/openmw/mwphysics/physicssystem.hpp
+++ b/apps/openmw/mwphysics/physicssystem.hpp
@@ -211,7 +211,7 @@ namespace MWPhysics
             float mTimeAccum;
 
             float mWaterHeight;
-            float mWaterEnabled;
+            bool mWaterEnabled;
 
             std::auto_ptr<btCollisionObject> mWaterCollisionObject;
             std::auto_ptr<btCollisionShape> mWaterCollisionShape;
diff --git a/apps/openmw/mwrender/animation.cpp b/apps/openmw/mwrender/animation.cpp
index ba4307c89..fe20ac437 100644
--- a/apps/openmw/mwrender/animation.cpp
+++ b/apps/openmw/mwrender/animation.cpp
@@ -1058,11 +1058,9 @@ namespace MWRender
             float timepassed = duration * state.mSpeedMult;
             while(state.mPlaying)
             {
-                float targetTime;
-
                 if (!state.shouldLoop())
                 {
-                    targetTime = state.getTime() + timepassed;
+                    float targetTime = state.getTime() + timepassed;
                     if(textkey == textkeys.end() || textkey->first > targetTime)
                     {
                         if(mAccumCtrl && state.mTime == mAnimationTimePtr[0]->getTimePtr())
diff --git a/apps/openmw/mwworld/scene.cpp b/apps/openmw/mwworld/scene.cpp
index e27c0b585..2467af646 100644
--- a/apps/openmw/mwworld/scene.cpp
+++ b/apps/openmw/mwworld/scene.cpp
@@ -538,13 +538,9 @@ namespace MWWorld
         std::cout << "Changing to interior\n";
 
         // unload
-        int current = 0;
         CellStoreCollection::iterator active = mActiveCells.begin();
         while (active!=mActiveCells.end())
-        {
             unloadCell (active++);
-            ++current;
-        }
 
         int refsToLoad = cell->count();
         loadingListener->setProgressRange(refsToLoad);