#![feature(repr_simd)]
#[repr(simd)]
-struct Bad(u16, u32, u32); // error!
+struct Bad(u16, u32, u32 u32); // error!
```
When using the `#[simd]` attribute to automatically use SIMD operations in tuple
#![feature(repr_simd)]
#[repr(simd)]
-struct Good(u32, u32, u32); // ok!
+struct Good(u32, u32, u32, u32); // ok!
```