81436ebd55
They never have a length of more than two. So this commit changes them to `SmallVec<[_; 2]>`. Also, we possibly push `None` values and then filter those `None` values out again with `retain`. So this commit removes the `retain` and instead only pushes the values if they are `Some(_)`. |
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| .. | ||
| src | ||
| Cargo.toml | ||
| messages.ftl | ||
| README.md | ||
The codegen crate contains the code to convert from MIR into LLVM IR,
and then from LLVM IR into machine code. In general it contains code
that runs towards the end of the compilation process.
For more information about how codegen works, see the rustc dev guide.