// input parameters.
	for j, n := range lv.vars {
		if n.Class != ir.PPARAM && lv.stackMaps[0].Get(int32(j)) {
			lv.f.Fatalf("%v %L recorded as live on entry", lv.fn.Nname, n)
		}
	}
}

// Compact coalesces identical bitmaps from lv.livevars into the sets
// lv.stackMapSet.
//
// Compact clears lv.livevars.
//
// There are actually two lists of bitmaps, one list for the local variables and one