
When replacing a load from a selected pointer with a select of the known stored values, we currently assign no DebugLoc to the select; this patch propagates the load's DebugLoc to the new select, since it is a direct replacement.
When replacing a load from a selected pointer with a select of the known stored values, we currently assign no DebugLoc to the select; this patch propagates the load's DebugLoc to the new select, since it is a direct replacement.