test legalizer
target x86_64

function u0:0(i128, i128, i64) -> i128 system_v {
block0(v0: i128, v1: i128, v2: i64):
    jump block1

block1:
    v17 = iadd v0, v1
    v20 = iadd v1, v17
    jump block79

block79:
    v425 = iconst.i64 0
    v426 = icmp_imm eq v425, 1
    brnz v426, block80
    jump block85(v20, v17)

block80:
    trap user0

block85(v462: i128, v874: i128):
    trap user0
}