From 283d9abc84a9a71b88bb34b66f15157b1307e11c Mon Sep 17 00:00:00 2001
From: Clyybber <darkmine956@gmail.com>
Date: Mon, 15 Mar 2021 13:03:00 +0100
Subject: [PATCH] Make add work in the destructors example (#17354)

---
 doc/destructors.rst | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/destructors.rst b/doc/destructors.rst
index 98926435f3..4f06de4554 100644
--- a/doc/destructors.rst
+++ b/doc/destructors.rst
@@ -62,7 +62,9 @@ written as:
     a.data = b.data
 
   proc add*[T](x: var myseq[T]; y: sink T) =
-    if x.len >= x.cap: resize(x)
+    if x.len >= x.cap:
+      x.cap = max(x.len + 1, x.cap * 2)
+      x.data = cast[typeof(x.data)](realloc(x.data, x.cap * sizeof(T)))
     x.data[x.len] = y
     inc x.len