[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
c620b35d	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)]
31ef2f64 FG	7	struct Zst {
	8	phantom: PhantomData<Zst>,
	9	}
223e47cc	10
9cc50fc6	11	// CHECK-LABEL: @mir
041b39d2	12	// CHECK-NOT: store{{.*}}undef
9cc50fc6	13	#[no_mangle]
abe05a73	14	pub fn mir() {
9cc50fc6	15	let x = Zst { phantom: PhantomData };
041b39d2 XL	16	let y = (x, 0);
	17	drop(y);
	18	drop((0, x));
9cc50fc6	19	}