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``` error[E0277]: the size for values of type `[i32]` cannot be known at compilation time --> f100.rs:2:33 | 2 | let _ = std::mem::size_of::<[i32]>(); | ^^^^^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `[i32]` note: required by an implicit `Sized` bound in `std::mem::size_of` --> /home/gh-estebank/rust/library/core/src/mem/mod.rs:312:22 | 312 | pub const fn size_of<T>() -> usize { | ^ required by the implicit `Sized` requirement on this bound in `size_of` ``` Fix #120178. |
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Cargo.toml | ||
messages.ftl | ||
README.md |
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.