Revert "Merge branch 'faster-number' into optimize-variable-lookup"

This reverts commit a1612d173add4cc8cd30915ff3cf858d42e2c629, reversing
changes made to 1be3bc4f6b22534356dc08195e9087d9e3854bc3.
Revert "Merge branch 'faster-number' into optimize-variable-lookup"

This reverts commit 1be3bc4f6b22534356dc08195e9087d9e3854bc3, reversing
changes made to 70b1b795704fa8267187add65e852f46873c4785.
Revert "Merge branch 'faster-number' into optimize-variable-lookup"

This reverts commit 70b1b795704fa8267187add65e852f46873c4785, reversing
changes made to 113d6a672aa58289c985e7085afda55cdda3944f.