rust/tests/ui/optimization-fuel-0.rs

// run-pass

#![crate_name="foo"]

use std::mem::size_of;

// compile-flags: -Z fuel=foo=0

#[allow(unused_tuple_struct_fields)]
struct S1(u8, u16, u8);
#[allow(unused_tuple_struct_fields)]
struct S2(u8, u16, u8);

fn main() {
    assert_eq!(size_of::<S1>(), 6);
    assert_eq!(size_of::<S2>(), 6);
}
tests: Add missing run-pass annotations 2019-07-26 21:54:25 +00:00			`// run-pass`

Tests for -Z fuel=foo=n 2017-03-10 19:13:59 +00:00			`#![crate_name="foo"]`

			`use std::mem::size_of;`

Emit a warning when optimization fuel runs out `eprintln!` gets swallowed by Cargo too easily. 2020-05-09 22:33:08 +00:00			`// compile-flags: -Z fuel=foo=0`
Tests for -Z fuel=foo=n 2017-03-10 19:13:59 +00:00
Warn about dead tuple struct fields 2022-07-25 20:36:03 +00:00			`#[allow(unused_tuple_struct_fields)]`
Tests for -Z fuel=foo=n 2017-03-10 19:13:59 +00:00			`struct S1(u8, u16, u8);`
Warn about dead tuple struct fields 2022-07-25 20:36:03 +00:00			`#[allow(unused_tuple_struct_fields)]`
Tests for -Z fuel=foo=n 2017-03-10 19:13:59 +00:00			`struct S2(u8, u16, u8);`

			`fn main() {`
			`assert_eq!(size_of::<S1>(), 6);`
			`assert_eq!(size_of::<S2>(), 6);`
			`}`