Fix document_features for libafl_libfuzzer (#1480)

libafl_libfuzzer/Cargo.toml

@@ -37,6 +37,7 @@ libfuzzer-sys = { version = "0.4.7", default-features = false }
 document-features = { version = "0.2", optional = true }
 
 [package.metadata.docs.rs]
+features = ["document-features"]
 all-features = true
 
 rustdoc-args = [

libafl_libfuzzer/src/lib.rs

@@ -69,8 +69,8 @@
 //! This crate links to a (separately built) internal crate which affords the actual functionality.
 //! The internal crate must be built separately to ensure flags from dependent crates are not leaked
 //! to the runtime (e.g., to prevent coverage being collected on the runtime).
-
-#![doc = document_features::document_features!()]
+//!
+#![cfg_attr(feature = "document-features", doc = document_features::document_features!())]
 
 use std::ffi::{c_char, c_int};