From 6b23fb887e499c035c040d86a55fb8ea235d659b Mon Sep 17 00:00:00 2001
From: Moritz Bunkus <moritz@bunkus.org>
Date: Tue, 21 Dec 2004 18:20:55 +0000
Subject: [PATCH] memcpy() is not safe if source and destination are
 overlapping.

---
 src/common/wavpack_common.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/common/wavpack_common.cpp b/src/common/wavpack_common.cpp
index a36840118..c3ea7dd24 100644
--- a/src/common/wavpack_common.cpp
+++ b/src/common/wavpack_common.cpp
@@ -64,9 +64,8 @@ read_next_header(mm_io_c *mm_io,
   while (1) {
     if (sp < ep) {
       bleft = ep - sp;
-      memcpy(buffer, sp, bleft);
-    }
-    else
+      memmove(buffer, sp, bleft);
+    } else
       bleft = 0;
 
     if (mm_io->read(buffer + bleft, sizeof(*wphdr) - bleft) !=