rust/tests/mir-opt/dest-prop/simple.rs
2023-04-06 10:08:07 +01:00

16 lines
397 B
Rust

// ignore-wasm32 compiled with panic=abort by default
//! Copy of `nrvo-simple.rs`, to ensure that full dest-prop handles it too.
// unit-test: DestinationPropagation
// EMIT_MIR simple.nrvo.DestinationPropagation.diff
fn nrvo(init: fn(&mut [u8; 1024])) -> [u8; 1024] {
let mut buf = [0; 1024];
init(&mut buf);
buf
}
fn main() {
let _ = nrvo(|buf| {
buf[4] = 4;
});
}