diff --git a/src/conditional-compilation.md b/src/conditional-compilation.md index 1a6b47d98..2b3925e91 100644 --- a/src/conditional-compilation.md +++ b/src/conditional-compilation.md @@ -64,6 +64,10 @@ configuration option from within the source code of the crate being compiled. > **Note**: For `rustc`, arbitrary-set configuration options are set using the > [`--cfg`] flag. +> **Note**: Configuration options with the key `feature` are a convention used +> by [Cargo][cargo-feature] for specifying compile-time options and optional +> dependencies. +