mirror of https://github.com/sunface/rust-course
12 lines
227 B
12 lines
227 B
3 years ago
|
# 常见属性标记
|
||
|
3 years ago
|
|
||
|
|
## 强制内存对齐
|
||
|
|
|
||
|
|
```rust
|
||
|
|
#[repr(align(64))]
|
||
|
|
struct CachePadded(AtomicU64);
|
||
|
|
```
|
||
|
|
|
||
|
3 years ago
|
A data of alignment X is stored in memory at address multiple of X
|
||
|
|
|
||
|
|
https://doc.rust-lang.org/reference/attributes.html
|