diff options
Diffstat (limited to 'src/test/ui/structs-enums/multiple-reprs.rs')
| -rw-r--r-- | src/test/ui/structs-enums/multiple-reprs.rs | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/src/test/ui/structs-enums/multiple-reprs.rs b/src/test/ui/structs-enums/multiple-reprs.rs deleted file mode 100644 index 4be503a0ef4..00000000000 --- a/src/test/ui/structs-enums/multiple-reprs.rs +++ /dev/null @@ -1,82 +0,0 @@ -// run-pass - -#![allow(dead_code)] - -use std::mem::{size_of, align_of}; -use std::os::raw::c_int; - -// The two enums that follow are designed so that bugs trigger layout optimization. -// Specifically, if either of the following reprs used here is not detected by the compiler, -// then the sizes will be wrong. - -#[repr(C, u8)] -enum E1 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -#[repr(u8, C)] -enum E2 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -// Check that repr(int) and repr(C) are in fact different from the above - -#[repr(u8)] -enum E3 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -#[repr(u16)] -enum E4 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -#[repr(u32)] -enum E5 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -#[repr(u64)] -enum E6 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -#[repr(C)] -enum E7 { - A(u8, u16, u8), - B(u8, u16, u8) -} - -// From pr 37429 - -#[repr(C,packed)] -pub struct p0f_api_query { - pub magic: u32, - pub addr_type: u8, - pub addr: [u8; 16], -} - -pub fn main() { - assert_eq!(size_of::<E1>(), 8); - assert_eq!(size_of::<E2>(), 8); - assert_eq!(size_of::<E3>(), 6); - assert_eq!(size_of::<E4>(), 8); - assert_eq!(size_of::<E5>(), align_size(10, align_of::<u32>())); - assert_eq!(size_of::<E6>(), align_size(14, align_of::<u64>())); - assert_eq!(size_of::<E7>(), align_size(6 + size_of::<c_int>(), align_of::<c_int>())); - assert_eq!(size_of::<p0f_api_query>(), 21); -} - -fn align_size(size: usize, align: usize) -> usize { - if size % align != 0 { - size + (align - (size % align)) - } else { - size - } -} |
