From 2764ebaf5cee56e24bd557b354d778738641d29c Mon Sep 17 00:00:00 2001
From: Max Horn <max@quendi.de>
Date: Thu, 4 Jan 2018 21:42:01 +0100
Subject: [PATCH] kernel: replace memmove in FuncSCR_SIFT_HELPER by memcpy

Moving data from an existing perm to a freshly created one cannot overlap
---
 src/permutat.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/permutat.c b/src/permutat.c
index d6e4dd13701..d5e7e5916ec 100644
--- a/src/permutat.c
+++ b/src/permutat.c
@@ -4443,12 +4443,12 @@ Obj FuncSCR_SIFT_HELPER(Obj self, Obj S, Obj g, Obj n)
   /* Copy g into the buffer */
   if (IS_PERM2(g) && useP2) {
     UInt2 * ptR = ADDR_PERM2(result);
-    memmove(ptR, CONST_ADDR_PERM2(g),2*dg);
+    memcpy(ptR, CONST_ADDR_PERM2(g), 2*dg);
     for ( i = dg; i < nn; i++)
       ptR[i] = (UInt2)i;
   } else if (IS_PERM4(g) && !useP2) {
     UInt4 *ptR = ADDR_PERM4(result);
-    memmove(ptR,CONST_ADDR_PERM4(g),4*dg);    
+    memcpy(ptR, CONST_ADDR_PERM4(g), 4*dg);
     for ( i = dg; i <nn; i++)
       ptR[i] = (UInt4)i;
   } else if (IS_PERM2(g) && !useP2) {