Fixed warnings

util/src/hash.rs

@@ -635,7 +635,7 @@ mod tests {
 	use std::str::FromStr;
 
 	#[test]
-	#[allow(eq_op)]
+	#[cfg_attr(feature="dev", allow(eq_op))]
 	fn hash() {
 		let h = H64([0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef]);
 		assert_eq!(H64::from_str("0123456789abcdef").unwrap(), h);

util/src/panics.rs

@@ -18,7 +18,6 @@
 
 use std::thread;
 use std::ops::DerefMut;
-use std::any::Any;
 use std::sync::{Arc, Mutex};
 
 /// Thread-safe closure for handling possible panics
@@ -75,7 +74,7 @@ impl PanicHandler {
 	#[cfg_attr(feature="dev", allow(deprecated))]
 	// TODO [todr] catch_panic is deprecated but panic::recover has different bounds (not allowing mutex)
 	pub fn catch_panic<G, R>(&self, g: G) -> thread::Result<R> where G: FnOnce() -> R + Send + 'static {
-		let guard = PanicGuard { handler: self };
+		let _guard = PanicGuard { handler: self };
 		let result = g();
 		Ok(result)
 	}
@@ -108,13 +107,6 @@ impl<F> OnPanicListener for F
 	}
 }
 
-fn convert_to_string(t: &Box<Any + Send>) -> Option<String> {
-	let as_str = t.downcast_ref::<&'static str>().cloned().map(|t| t.to_owned());
-	let as_string = t.downcast_ref::<String>().cloned();
-
-	as_str.or(as_string)
-}
-
 #[test]
 #[ignore] // panic forwarding doesnt work on the same thread in beta
 fn should_notify_listeners_about_panic () {

util/src/uint.rs

@@ -991,7 +991,7 @@ mod tests {
 	}
 
 	#[test]
-	#[allow(eq_op)]
+	#[cfg_attr(feature="dev", allow(eq_op))]
 	pub fn uint256_comp_test() {
 		let small = U256([10u64, 0, 0, 0]);
 		let big = U256([0x8C8C3EE70C644118u64, 0x0209E7378231E632, 0, 0]);