Use alloc for no_std builds

[rust-lightning] / lightning / src / util / chacha20.rs

diff --git a/lightning/src/util/chacha20.rs b/lightning/src/util/chacha20.rs
index e8c6e229c1c00129cc22ace046845c1d6b5e5922..69e4ed8d113d1cdb5a101a5fa1b60338a68d13be 100644 (file)
--- a/lightning/src/util/chacha20.rs
+++ b/lightning/src/util/chacha20.rs
@@ -318,6 +318,7 @@ impl<'a, R: io::Read> io::Read for ChaChaReader<'a, R> {
 
 #[cfg(test)]
 mod test {
+       use prelude::*;
        use core::iter::repeat;
 
        use super::ChaCha20;