beginFn f0_fun i64 1 v0_i i64
mut v0_i emit i64 'newvar' v0_i
new v1 emit i64 'test' v0_i
gotoF v1 l0
mut v0_i emit i64 'mutvar' v0_i
lbl l0
ret v0_i
endFn

export 'efn' (i64)->i64 $f0_fun