; us <- mkSplitUniqSupply 'S'
; let topSRT = initUs_ us emptySRT
; (topSRT, prog) <- foldM (protoCmmCPSZ hsc_env) (topSRT, []) prog
; us <- mkSplitUniqSupply 'S'
; let topSRT = initUs_ us emptySRT
; (topSRT, prog) <- foldM (protoCmmCPSZ hsc_env) (topSRT, []) prog