mirror of https://github.com/rust-lang/rust
25 lines
424 B
Rust
25 lines
424 B
Rust
//@ run-pass
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#![allow(dead_code)]
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#![allow(deprecated)]
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use std::mem;
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fn addr_of<T>(ptr: &T) -> usize {
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ptr as *const T as usize
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}
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fn is_aligned<T>(ptr: &T) -> bool {
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unsafe {
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let addr: usize = mem::transmute(ptr);
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(addr % mem::min_align_of::<T>()) == 0
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}
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}
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pub fn main() {
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let x = Some(0u64);
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match x {
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None => panic!(),
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Some(ref y) => assert!(is_aligned(y))
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}
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}
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