{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
        let catch_ty = bx.type_func(&[bx.type_ptr(), bx.type_ptr()], bx.type_void());
        let ptr = bx.load(bx.type_ptr(), slot, ptr_align);
        bx.call(catch_ty, None, None, catch_func, &[data, ptr], Some(&funclet), None);