From c9f2c16da14357ee5f05efb890ebb141258ab061 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Sat, 4 Aug 2018 23:23:10 +0200
Subject: [PATCH] make setLengthStr compile for the old version

---
 lib/system/sysstr.nim | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/lib/system/sysstr.nim b/lib/system/sysstr.nim
index fe16e0d86..19c2c62ad 100644
--- a/lib/system/sysstr.nim
+++ b/lib/system/sysstr.nim
@@ -268,10 +268,9 @@ proc setLengthStr(s: NimString, newLen: int): NimString {.compilerRtl.} =
       result.len = s.len
       copyMem(addr result.data[0], unsafeAddr(s.data[0]), s.len+1)
       zeroMem(addr result.data[s.len], newLen - s.len)
+      result.reserved = sp
     else:
-      result = cast[NimString](growObj(dest, sizeof(TGenericSeq) + sp + 1))
-    result.reserved = sp
-    #result = resizeString(s, n)
+      result = resizeString(s, n)
   result.len = n
   result.data[n] = '\0'