rust/tests/mir-opt/dead-store-elimination/place_mention.rs

16 lines
466 B
Rust

// Verify that we account for the `PlaceMention` statement as a use of the tuple,
// and don't remove it as a dead store.
//
//@ unit-test: DeadStoreElimination-initial
//@ compile-flags: -Zmir-keep-place-mention
// EMIT_MIR place_mention.main.DeadStoreElimination-initial.diff
fn main() {
// CHECK-LABEL: fn main(
// CHECK-NOT: PlaceMention(
// CHECK: [[tmp:_.*]] =
// CHECK-NEXT: PlaceMention([[tmp:_.*]]);
let (_, _) = ("Hello", "World");
}