Fix imports in ctap, embedded_flash and lang-items.

src/embedded_flash/mod.rs

@@ -12,12 +12,16 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#[cfg(any(test, feature = "ram_storage"))]
 mod buffer;
 mod storage;
 mod store;
+#[cfg(not(any(test, feature = "ram_storage")))]
 mod syscall;
 
+#[cfg(any(test, feature = "ram_storage"))]
 pub use self::buffer::{BufferOptions, BufferStorage};
 pub use self::storage::{Index, Storage, StorageError, StorageResult};
 pub use self::store::{Store, StoreConfig, StoreEntry, StoreError, StoreIndex};
+#[cfg(not(any(test, feature = "ram_storage")))]
 pub use self::syscall::SyscallStorage;