test verifier

function %cycle() {
    gv0 = load.i32 notrap aligned gv1 ; error: global value cycle: [gv0, gv1]
    gv1 = load.i32 notrap aligned gv0-32

ebb1:
    return
}

function %self_cycle() {
    gv0 = load.i32 notrap aligned gv0 ; error: global value cycle: [gv0]

ebb1:
    return
}