rust/tests/mir-opt/dest-prop/union.rs
2024-04-18 09:35:35 -07:00

19 lines
378 B
Rust

// skip-filecheck
// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
//! Tests that we can propagate into places that are projections into unions
//@ compile-flags: -Zunsound-mir-opts -C debuginfo=full
fn val() -> u32 {
1
}
// EMIT_MIR union.main.DestinationPropagation.diff
fn main() {
union Un {
us: u32,
}
let un = Un { us: val() };
drop(unsafe { un.us });
}