From 8db37455ddab477389f7ab10b386d2992d3fc7c4 Mon Sep 17 00:00:00 2001
From: Andreas Rumpf <rumpf_a@web.de>
Date: Mon, 19 Jun 2017 17:43:12 +0200
Subject: [PATCH] fixes withRegion for --gc:stack

---
 lib/system/alloc.nim    | 1 -
 lib/system/gc_stack.nim | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/system/alloc.nim b/lib/system/alloc.nim
index bcbc5d92f6..78db96e770 100644
--- a/lib/system/alloc.nim
+++ b/lib/system/alloc.nim
@@ -9,7 +9,6 @@
 
 # Low level allocator for Nim. Has been designed to support the GC.
 # TODO:
-# - eliminate "used" field
 # - make searching for block O(1)
 {.push profiler:off.}
 
diff --git a/lib/system/gc_stack.nim b/lib/system/gc_stack.nim
index 3eda08df97..e7b9f65a77 100644
--- a/lib/system/gc_stack.nim
+++ b/lib/system/gc_stack.nim
@@ -79,7 +79,7 @@ template withRegion*(r: MemRegion; body: untyped) =
   try:
     body
   finally:
-    r = tlRegion
+    #r = tlRegion
     tlRegion = oldRegion
 
 template inc(p: pointer, s: int) =