From 433aaeeb15b289d033d8c40366ef6620d6bbb8c5 Mon Sep 17 00:00:00 2001
From: Francesco Cozzuto <heibyob@gmail.com>
Date: Sun, 16 Jan 2022 14:01:46 +0100
Subject: [PATCH] minor simplification

---
 src/lina.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/lina.c b/src/lina.c
index fb71f51..9751b53 100644
--- a/src/lina.c
+++ b/src/lina.c
@@ -124,11 +124,10 @@ void lina_transpose(double *A, double *B, int m, int n)
 
     if(m == 1 || n == 1)
         {
-            memcpy(B, A, sizeof(A[0]) * m * n);
-            return;
+            if(A != B) // Does the copy or the branch cost more?
+                memcpy(B, A, sizeof(A[0]) * m * n);
         }
-
-    if(m == n)
+    else if(m == n)
         {
             for(int i = 0; i < n; i += 1)
                 for(int j = 0; j < i+1; j += 1)