From a30171a0cd1ee936e4df23be98429a742cfc531b Mon Sep 17 00:00:00 2001
From: Martin Nowak <code@dawg.eu>
Date: Thu, 5 Dec 2013 15:16:32 +0100
Subject: [PATCH 1/2] add test

---
 std/path.d | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/std/path.d b/std/path.d
index ab8c21d3cf5..2f575bafea1 100644
--- a/std/path.d
+++ b/std/path.d
@@ -1730,6 +1730,9 @@ unittest
     {
         assert (equal(pathSplitter("/foo/bar".dup), ["/", "foo", "bar"]));
     });
+
+    // Bugzilla 11691
+    static assert(is(typeof(pathSplitter!char().front) == const(char)[]));
 }
 
 

From c1251436ba67b39e26f61e54ab79f8ee769fe5e7 Mon Sep 17 00:00:00 2001
From: Martin Nowak <code@dawg.eu>
Date: Thu, 5 Dec 2013 15:22:01 +0100
Subject: [PATCH 2/2] fix Issue 11691 - can't join pathSplitter with
 pathSeparator

- The inferred return type of front had an additional
  layer of const because it's a const method.
---
 std/path.d | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/std/path.d b/std/path.d
index 2f575bafea1..4e2b15aff8b 100644
--- a/std/path.d
+++ b/std/path.d
@@ -1544,9 +1544,9 @@ auto pathSplitter(C)(const(C)[] path)  @safe pure nothrow
     static struct PathSplitter
     {
     @safe pure nothrow:
-        @property empty() const { return _empty; }
+        @property bool empty() const { return _empty; }
 
-        @property front() const
+        @property const(C)[] front() const
         {
             assert (!empty, "PathSplitter: called front() on empty range");
             return _front;
@@ -1577,7 +1577,7 @@ auto pathSplitter(C)(const(C)[] path)  @safe pure nothrow
             }
         }
 
-        @property back() const
+        @property const(C)[] back() const
         {
             assert (!empty, "PathSplitter: called back() on empty range");
             return _back;
@@ -1732,7 +1732,8 @@ unittest
     });
 
     // Bugzilla 11691
-    static assert(is(typeof(pathSplitter!char().front) == const(char)[]));
+    // front should return a mutable array of const elements
+    static assert(is(typeof(pathSplitter!char(null).front) == const(char)[]));
 }