``` class c { new() { } } fn main() { let a = c(); let x = [a]; let y = x[0]; } ``` ``` rust: upcall fail 'bounds check', /home/banderson/Dev/rust/src/test/run-pass/test.rs:8 rust: domain main @0x66e8e30 root task failed ``` Also: ``` class c { new() { } } fn main() { for [c()].each {|i| } } ``` ``` ==19949== ==19949== Process terminating with default action of signal 8 (SIGFPE) ==19949== Integer divide by zero at address 0x40339A836 ==19949== at 0x401068: vec::unpack_slice7::_79a2ea93cf50478f::_00 (in /home/banderson/Dev/rust/build/x86_64-unknown-linux-gnu/test/run-pass/test.stage1-x86_64-unknown-linux-gnu) ==19949== by 0x400F0E: vec::each6::_67468c156592b8bf::_00 (in /home/banderson/Dev/rust/build/x86_64-unknown-linux-gnu/test/run-pass/test.stage1-x86_64-unknown-linux-gnu) ==19949== by 0x400E90: vec::extensions::each5::_4ad0f86fc13c8027::_00 (in /home/banderson/Dev/rust/build/x86_64-unknown-linux-gnu/test/run-pass/test.stage1-x86_64-unknown-linux-gnu) ==19949== by 0x400C06: main::_f8ae15773a042ac1::_00 (in /home/banderson/Dev/rust/build/x86_64-unknown-linux-gnu/test/run-pass/test.stage1-x86_64-unknown-linux-gnu) ==19949== by 0x400D1B: _rust_main (in /home/banderson/Dev/rust/build/x86_64-unknown-linux-gnu/test/run-pass/test.stage1-x86_64-unknown-linux-gnu) ==19949== by 0x5341D1A: task_start_wrapper(spawn_args*) (rust_task.cpp:153) ```