Cream butter and sugar together until fluffy; then add salt, corn syrup, eggs and vanilla.
Line a pie pan with pastry and sprinkle evenly with pecans.
Pour the filling over the pecans, covering completely.
Bake in a very hot oven (450 degrees F) for 10 minutes. Reduce temperature to 350 degrees F and bake an additional 35 minutes longer or until knife inserted into the center comes out clean.