= panic "StgCmmHeap.altHeapCheck: rts_label not finished"
-- mkCall (CmmLit (CmmLabel (mkRtsCodeLabel gc_lbl))) (GC, GC)
-- regs (map (CmmReg . CmmLocal) regs) updfr_sz
= panic "StgCmmHeap.altHeapCheck: rts_label not finished"
-- mkCall (CmmLit (CmmLabel (mkRtsCodeLabel gc_lbl))) (GC, GC)
-- regs (map (CmmReg . CmmLocal) regs) updfr_sz