test licm

function %nested_loops(i32) -> i32 {

ebb0(v0: i32):
    v1 = iconst.i32 1
    v2 = iconst.i32 2
    v3 = iadd v1, v2
    v4 = isub v0, v1
    jump ebb1(v4,v4)

ebb1(v10: i32,v11: i32):
    brz v11, ebb2(v10)
    v12 = iconst.i32 1
    v15 = iadd v12, v4
    v13 = isub v11, v12
    jump ebb1(v10,v13)

ebb2(v20: i32):
    brz v20, ebb3(v20)
    jump ebb0(v20)

ebb3(v30: i32):
    return v30

}

; sameln:function %nested_loops(i32) -> i32 {
; nextln: ebb4(v12: i32):
; nextln:     v1 = iconst.i32 1
; nextln:     v2 = iconst.i32 2
; nextln:     v3 = iadd v1, v2
; nextln:     v7 = iconst.i32 1
; nextln:     jump ebb0(v12)
; nextln: 
; nextln: ebb0(v0: i32):
; nextln:     v4 = isub v0, v1
; nextln:     v8 = iadd.i32 v7, v4
; nextln:     jump ebb1(v4, v4)
; nextln: 
; nextln: ebb1(v5: i32, v6: i32):
; nextln:     brz v6, ebb2(v5)
; nextln:     v9 = isub v6, v7
; nextln:     jump ebb1(v5, v9)
; nextln: 
; nextln: ebb2(v10: i32):
; nextln:     brz v10, ebb3(v10)
; nextln:     jump ebb0(v10)
; nextln: 
; nextln: ebb3(v11: i32):
; nextln:     return v11
; nextln: }