// compile-flags: -Z oom=panic // run-pass // no-prefer-dynamic // needs-unwind // only-linux use std::hint::black_box; use std::mem::forget; use std::panic::catch_unwind; fn main() { let panic = catch_unwind(|| { // This is guaranteed to exceed even the size of the address space for _ in 0..16 { // Truncates to a suitable value for both 32-bit and 64-bit targets. let alloc_size = 0x1000_0000_1000_0000u64 as usize; forget(black_box(vec![0u8; alloc_size])); } }); assert!(panic.is_err()); }