diff --git a/tools/check-commands.sh b/tools/check-commands.sh
index 9272cc12..bb543df6 100755
--- a/tools/check-commands.sh
+++ b/tools/check-commands.sh
@@ -5047,6 +5047,7 @@ K0604|run|struct S {\n    tag: i32\n    xs: [i32; 4]\n}\n\nfn main() -> i32 {\n
 K0604|run|struct S {\n    tag: i32\n    xs: [i32; 4]\n}\n\nfn main() -> i32 {\n    let ss: [S; 2] = [S(1, [1, 2, 3, 4]), S(2, [5, 6, 7, 8])]\n    let i = 0\n    let j = 4\n    ss[i].xs[j] = 9\n    return ss[1].tag\n}|index 4 is outside 4 of them
 K0604|run|struct S {\n    tag: i32\n    xs: [i32; 3]\n}\n\nstruct B {\n    a: i64\n    ss: [S; 2]\n}\n\nfn main() -> i32 {\n    let bs: [B] = array()\n    push(bs, B(1, [S(1, [1, 2, 3]), S(2, [4, 5, 6])]))\n    let i = 2\n    let j = 0\n    bs[0].ss[i].xs[j] = 9\n    return 0\n}|index 2 is outside 2 of them
 K0604|run|struct S {\n    tag: i32\n    xs: [i32; 3]\n}\n\nstruct B {\n    a: i64\n    ss: [S; 2]\n}\n\nfn main() -> i32 {\n    let bs: [B] = array()\n    push(bs, B(1, [S(1, [1, 2, 3]), S(2, [4, 5, 6])]))\n    let i = 0\n    let j = 3\n    bs[0].ss[i].xs[j] += 9\n    return bs[0].ss[1].tag\n}|index 3 is outside 3 of them
+K0604|run|struct S {\n    tag: i32\n    xs: [i32; 3]\n}\n\nstruct B {\n    a: i64\n    ss: [S; 2]\n}\n\nfn emptied(bs: [B]) -> i32 {\n    clear(bs)\n    return 9\n}\n\nfn main() -> i32 {\n    let bs: [B] = array()\n    push(bs, B(1, [S(1, [1, 2, 3]), S(2, [4, 5, 6])]))\n    let i = 1\n    let j = 2\n    bs[0].ss[i].xs[j] = emptied(bs)\n    return 0\n}|index 0 is outside an array of length 0
 K0604|run|fn main() -> i32 {\n    let a: [i32] = array()\n    let i = 5\n    return a[i]\n}|index 5 is outside an array of length 0
 K0604|run|fn main() -> i32 {\n    let i = 9\n    return i32("ab"[i])\n}|index 9 is outside text of 2 bytes
 K0619|tick 2|fn onEvent(e: text) -> i32 {\n    return 0\n}\n\nfn main() -> i32 {\n    return 0\n}|`onEvent` takes `text`, and tick has `i32` to give it