From 42c8e730dee4c8eca58e77f4f48523129d3703c0 Mon Sep 17 00:00:00 2001
From: Yuriy Glukhov <yuriy.glukhov@gmail.com>
Date: Fri, 15 Jun 2018 14:06:52 +0300
Subject: [PATCH] Fixes #10

---
 ranges/typedranges.nim | 2 +-
 tests/ttypedranges.nim | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/ranges/typedranges.nim b/ranges/typedranges.nim
index 4d2eb7c..c879b30 100644
--- a/ranges/typedranges.nim
+++ b/ranges/typedranges.nim
@@ -18,7 +18,7 @@ proc toImmutableRange[T](a: seq[T]): Range[T] =
   if a.len != 0:
     when rangesGCHoldEnabled:
       result.gcHold = a
-    result.start = unsafeAddr a[0]
+    result.start = addr result.gcHold[0]
     result.mLen = int32(a.len)
 
 when unsafeAPIEnabled:
diff --git a/tests/ttypedranges.nim b/tests/ttypedranges.nim
index ec41609..50ec8ff 100644
--- a/tests/ttypedranges.nim
+++ b/tests/ttypedranges.nim
@@ -63,3 +63,9 @@ suite "Typed ranges":
     check n == @[A, B, C ,D]
     check n != @[A, B, C ,C]
 
+  test "shallowness":
+    var s = @[1, 2, 3]
+    var r = s.toRange()
+    var r2 = r
+    check(r.baseAddr == r2.baseAddr)
+    # check(r.baseAddr == addr s[0]) # XXX: Uncomment once nim bug #8044 is fixed