Index: src/wp-admin/includes/class-wp-comments-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-comments-list-table.php	(revision 40101)
+++ src/wp-admin/includes/class-wp-comments-list-table.php	(working copy)
@@ -354,7 +354,7 @@
 			submit_button( __( 'Filter' ), '', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
 		}
 
-		if ( ( 'spam' === $comment_status || 'trash' === $comment_status ) && current_user_can( 'moderate_comments' ) ) {
+		if ( ( 'spam' === $comment_status || 'trash' === $comment_status ) && current_user_can( 'moderate_comments' ) && $this->has_items() ) {
 			wp_nonce_field( 'bulk-destroy', '_destroy_nonce' );
 			$title = ( 'spam' === $comment_status ) ? esc_attr__( 'Empty Spam' ) : esc_attr__( 'Empty Trash' );
 			submit_button( $title, 'apply', 'delete_all', false );
Index: src/wp-admin/includes/class-wp-media-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-media-list-table.php	(revision 40101)
+++ src/wp-admin/includes/class-wp-media-list-table.php	(working copy)
@@ -177,7 +177,7 @@
 			submit_button( __( 'Filter' ), '', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
 		}
 
-		if ( $this->is_trash && current_user_can( 'edit_others_posts' ) ) {
+		if ( $this->is_trash && current_user_can( 'edit_others_posts' ) && $this->has_items() ) {
 			submit_button( __( 'Empty Trash' ), 'apply', 'delete_all', false );
 		} ?>
 		</div>
Index: src/wp-admin/includes/class-wp-posts-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-posts-list-table.php	(revision 40101)
+++ src/wp-admin/includes/class-wp-posts-list-table.php	(working copy)
@@ -489,7 +489,7 @@
 			}
 		}
 
-		if ( $this->is_trash && current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_others_posts ) ) {
+		if ( $this->is_trash && current_user_can( get_post_type_object( $this->screen->post_type )->cap->edit_others_posts ) && $this->has_items() ) {
 			submit_button( __( 'Empty Trash' ), 'apply', 'delete_all', false );
 		}
 ?>