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| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/structs-enums/enum-alignment.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/ui/structs-enums/enum-alignment.rs')
| -rw-r--r-- | tests/ui/structs-enums/enum-alignment.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/structs-enums/enum-alignment.rs b/tests/ui/structs-enums/enum-alignment.rs new file mode 100644 index 00000000000..108dfe2e62d --- /dev/null +++ b/tests/ui/structs-enums/enum-alignment.rs @@ -0,0 +1,24 @@ +// run-pass +#![allow(dead_code)] +#![allow(deprecated)] + +use std::mem; + +fn addr_of<T>(ptr: &T) -> usize { + ptr as *const T as usize +} + +fn is_aligned<T>(ptr: &T) -> bool { + unsafe { + let addr: usize = mem::transmute(ptr); + (addr % mem::min_align_of::<T>()) == 0 + } +} + +pub fn main() { + let x = Some(0u64); + match x { + None => panic!(), + Some(ref y) => assert!(is_aligned(y)) + } +} |
