Merge pull request #5042 from DmitryOlshansky/fix-issue-17066

Fix issue 17066

Author: MartinNowak

std/algorithm/iteration.d

@@ -2387,6 +2387,11 @@ if (isInputRange!RoR && isInputRange!(ElementType!RoR))
             else
                 _current = _items.front;
         };
+        this(RoR items, ElementType!RoR current)
+        {
+            _items = items;
+            _current = current;
+        }
     public:
         this(RoR r)
         {
@@ -2441,10 +2446,7 @@ if (isInputRange!RoR && isInputRange!(ElementType!RoR))
         {
             @property auto save()
             {
-                Result copy = this;
-                copy._items = _items.save;
-                copy._current = _current.save;
-                return copy;
+                return Result(_items.save, _current.save);
             }
         }
     }

std/regex/internal/tests3.d

@@ -303,3 +303,19 @@ unittest
     assert("abc".matchFirst(r));
     assertThrown(regex("(?#..."));
 }
+
+// bugzilla 17066
+unittest
+{
+    string message = "fix issue 16319 and fix std.traits.isInnerClass";
+    static auto matchToRefs(M)(M m)
+    {
+        // ctRegex throws a weird error in unittest compilation
+        enum splitRE = regex(`[^\d]+`);
+        return m.captures[5].splitter(splitRE);
+    }
+
+    enum issueRE = ctRegex!(`((close|fix|address)e?(s|d)? )` ~
+        `?(ticket|bug|tracker item|issue)s?:? *([\d ,\+&#and]+)`, "i");
+    message.matchAll(issueRE).map!matchToRefs.joiner.array;
+}