From: Jérôme Benoit <jerome.benoit@piment-noir.org>
Date: Sun, 12 Feb 2017 19:32:02 +0000 (+0100)
Subject: exo1: swap, no need to declare tmp variable if values are the same
X-Git-Url: https://git.piment-noir.org/?a=commitdiff_plain;h=749142e7f9ed03de7b6ba7ae9770c01a80ed3ef0;p=TD_C.git

exo1: swap, no need to declare tmp variable if values are the same

Signed-off-by: Jérôme Benoit <jerome.benoit@piment-noir.org>
---

diff --git a/exo1/exo1.c b/exo1/exo1.c
index 11fc1fb..822d73f 100644
--- a/exo1/exo1.c
+++ b/exo1/exo1.c
@@ -16,8 +16,8 @@ void xorSwap (int *v1, int *v2) {
 }
 
 void swap(int* v1, int* v2) {
-    int tmp = *v1;
     if (v1 != v2) {
+        int tmp = *v1;
         *v1 = *v2;
         *v2 = tmp;
     }