rust/tests/ui/repr/repr-align.rs
2023-01-11 09:32:08 +00:00

34 lines
1.3 KiB
Rust

#![allow(dead_code)]
#[repr(align(16.0))] //~ ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
//~| ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
struct S0(i32);
#[repr(align(15))] //~ ERROR: invalid `repr(align)` attribute: not a power of two
//~| ERROR: invalid `repr(align)` attribute: not a power of two
struct S1(i32);
#[repr(align(4294967296))] //~ ERROR: invalid `repr(align)` attribute: larger than 2^29
//~| ERROR: invalid `repr(align)` attribute: larger than 2^29
struct S2(i32);
#[repr(align(536870912))] // ok: this is the largest accepted alignment
struct S3(i32);
#[repr(align(16.0))] //~ ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
//~| ERROR: invalid `repr(align)` attribute: not an unsuffixed integer
enum E0 { A, B }
#[repr(align(15))] //~ ERROR: invalid `repr(align)` attribute: not a power of two
//~| ERROR: invalid `repr(align)` attribute: not a power of two
enum E1 { A, B }
#[repr(align(4294967296))] //~ ERROR: invalid `repr(align)` attribute: larger than 2^29
//~| ERROR: invalid `repr(align)` attribute: larger than 2^29
enum E2 { A, B }
#[repr(align(536870912))] // ok: this is the largest accepted alignment
enum E3 { A, B }
fn main() {}