[rustc.git] / src / test / mir-opt / generator-tiny.rs

//! Tests that generators that cannot return or unwind don't have unnecessary
//! panic branches.

// compile-flags: -C panic=abort
// no-prefer-dynamic

#![feature(generators, generator_trait)]

struct HasDrop;

impl Drop for HasDrop {
    fn drop(&mut self) {}
}

fn callee() {}

// EMIT_MIR generator_tiny.main-{closure#0}.generator_resume.0.mir
fn main() {
    let _gen = |_x: u8| {
        let _d = HasDrop;
        loop {
            yield;
            callee();
        }
    };
}
Commit	Line	Data
ba9703b0 XL	1	//! Tests that generators that cannot return or unwind don't have unnecessary
	2	//! panic branches.
	3
f9f354fc XL	4	// compile-flags: -C panic=abort
f9f354fc XL	5	// no-prefer-dynamic
ba9703b0 XL	6
	7	#![feature(generators, generator_trait)]
	8
	9	struct HasDrop;
	10
	11	impl Drop for HasDrop {
	12	fn drop(&mut self) {}
	13	}
	14
	15	fn callee() {}
	16
1b1a35ee	17	// EMIT_MIR generator_tiny.main-{closure#0}.generator_resume.0.mir
ba9703b0 XL	18	fn main() {
	19	let _gen = \|_x: u8\| {
	20	let _d = HasDrop;
	21	loop {
	22	yield;
	23	callee();
	24	}
	25	};
	26	}