[rustc.git] / tests / codegen / mir_zst_stores.rs

// compile-flags: -C no-prepopulate-passes

#![crate_type = "lib"]
use std::marker::PhantomData;

#[derive(Copy, Clone)]
struct Zst { phantom: PhantomData<Zst> }

// CHECK-LABEL: @mir
// CHECK-NOT: store{{.*}}undef
#[no_mangle]
pub fn mir() {
    let x = Zst { phantom: PhantomData };
    let y = (x, 0);
    drop(y);
    drop((0, x));
}
Commit	Line	Data
9cc50fc6	1	// compile-flags: -C no-prepopulate-passes
85aaf69f	2
9cc50fc6 SL	3	#![crate_type = "lib"]
9cc50fc6 SL	4	use std::marker::PhantomData;
62682a34	5
041b39d2	6	#[derive(Copy, Clone)]
9cc50fc6	7	struct Zst { phantom: PhantomData<Zst> }
223e47cc	8
9cc50fc6	9	// CHECK-LABEL: @mir
041b39d2	10	// CHECK-NOT: store{{.*}}undef
9cc50fc6	11	#[no_mangle]
abe05a73	12	pub fn mir() {
9cc50fc6	13	let x = Zst { phantom: PhantomData };
041b39d2 XL	14	let y = (x, 0);
	15	drop(y);
	16	drop((0, x));
9cc50fc6	17	}