Silence static analysis warnings

apps/openmw/mwgui/formatting.cpp

@@ -428,7 +428,9 @@ namespace MWGui
         {
             // split lines
             const int lineHeight = currentFontHeight();
-            unsigned int lastLine = (mPaginator.getStartTop() + mPaginator.getPageHeight() - mPaginator.getCurrentTop()) / lineHeight;
+            unsigned int lastLine = (mPaginator.getStartTop() + mPaginator.getPageHeight() - mPaginator.getCurrentTop());
+            if (lineHeight > 0)
+                lastLine /= lineHeight;
             int ret = mPaginator.getCurrentTop() + lastLine * lineHeight;
 
             // first empty lines that would go to the next page should be ignored

apps/openmw/mwphysics/physicssystem.cpp

@@ -996,6 +996,8 @@ namespace MWPhysics
     bool PhysicsSystem::canMoveToWaterSurface(const MWWorld::ConstPtr &actor, const float waterlevel)
     {
         const Actor* physicActor = getActor(actor);
+        if (!physicActor)
+            return false;
         const float halfZ = physicActor->getHalfExtents().z();
         const osg::Vec3f actorPosition = physicActor->getPosition();
         const osg::Vec3f startingPosition(actorPosition.x(), actorPosition.y(), actorPosition.z() + halfZ);

apps/openmw/mwworld/inventorystore.cpp

@@ -402,8 +402,7 @@ void MWWorld::InventoryStore::autoEquip (const MWWorld::Ptr& actor)
             std::pair<std::vector<int>, bool> itemsSlots =
                 weapon->getClass().getEquipmentSlots (*weapon);
 
-            for (std::vector<int>::const_iterator slot (itemsSlots.first.begin());
+            if (!itemsSlots.first.empty())
-                slot!=itemsSlots.first.end(); ++slot)
             {
                 if (!itemsSlots.second)
                 {
@@ -413,8 +412,8 @@ void MWWorld::InventoryStore::autoEquip (const MWWorld::Ptr& actor)
                     }
                 }
 
-                slots_[*slot] = weapon;
+                int slot = itemsSlots.first.front();
-                break;
+                slots_[slot] = weapon;
             }
 
             break;