## Building from Source
[building-from-source]: #building-from-source
+### Building on *nix
1. Make sure you have installed the dependencies:
* `g++` 4.7 or later or `clang++` 3.x or later
You may find that other platforms work, but these are our officially
supported build environments that are most likely to work.
-Rust currently needs between 600MiB and 1.5GiB to build, depending on platform.
+Rust currently needs between 600MiB and 1.5GiB of RAM to build, depending on platform.
If it hits swap, it will take a very long time to build.
There is more advice about hacking on Rust in [CONTRIBUTING.md].