extra imports due to powerset features check

src/format/mod.rs

@@ -63,6 +63,7 @@ pub use pure_rust_locales::Locale;
 pub use strftime::StrftimeItems;
 
 #[cfg(not(feature = "unstable-locales"))]
+#[allow(dead_code)]
 #[derive(Debug)]
 struct Locale;
 

src/format/scan.rs

@@ -404,10 +404,10 @@ fn test_rfc2822_comments() {
         ("( x ( x ) x ( x ) x )", Ok("")),
     ];
 
-    for (test_in, expected) in testdata {
+    for (test_in, expected) in testdata.iter() {
         let actual = comment_2822(test_in).map(|(s, _)| s);
         assert_eq!(
-            expected, actual,
+            *expected, actual,
             "{:?} expected to produce {:?}, but produced {:?}.",
             test_in, expected, actual
         );

src/format/strftime.rs

@@ -174,6 +174,12 @@ Notes:
    China Daylight Time.
 */
 
+#[cfg(feature = "unstable-locales")]
+extern crate alloc;
+
+#[cfg(feature = "unstable-locales")]
+use alloc::vec::Vec;
+
 #[cfg(feature = "unstable-locales")]
 use super::{locales, Locale};
 use super::{Fixed, InternalFixed, InternalInternal, Item, Numeric, Pad};