From 98c1f76f24997aa60950096ea5e098891569d1d5 Mon Sep 17 00:00:00 2001
From: vitaut <victor.zverovich@gmail.com>
Date: Sun, 6 Dec 2015 07:44:07 -0800
Subject: [PATCH] Replace uninitialized_copy with memmove (#242)

because the memory areas may overlap.
---
 format.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/format.h b/format.h
index b2c612a6..98190162 100644
--- a/format.h
+++ b/format.h
@@ -2773,7 +2773,7 @@ void BasicWriter<Char>::write_double(
           spec.width() > static_cast<unsigned>(n)) {
         width = spec.width();
         CharPtr p = grow_buffer(width);
-        std::uninitialized_copy(p, p + n, p + (width - n) / 2);
+        std::memmove(p + (width - n) / 2, p, n * sizeof(Char));
         fill_padding(p, spec.width(), n, fill);
         return;
       }