; For testing cfg generation where some block is never reached.
test print-cfg

function %not_reached(i32) -> i32 {
; check: digraph "%not_reached" {
; check:     block0 [shape=record, label="{block0(v0: i32):
; check:  | <inst0>brnz v0, block2
; check:  | <inst1>trap user0
; check: }"]
; check:     block1 [shape=record, label="{block1:
; check:  | <inst4>jump block0(v2)
; check: }"]
; check:     block2 [shape=record, label="{block2:
; check:  | <inst5>return v0
; check: }"]
block0(v0: i32):
    brnz v0, block2       ; unordered: block0:inst0 -> block2
    trap user0

block1:
    v1 = iconst.i32 1
    v2 = iadd v0, v1
    jump block0(v2)       ; unordered: block1:inst4 -> block0

block2:
    return v0
}