Clear signed/unsigned warnings with GCC and -Wall -Wextra

1 files changed, 2 insertions, 2 deletions

diff --git a/simon.cpp b/simon.cpp
index b2918f6c..f7fa8517 100644
--- a/simon.cpp
+++ b/simon.cpp
@@ -53,7 +53,7 @@ inline void SIMON_Encrypt(W c[2], const W p[2], const W k[R])
 {

     c[0]=p[0]; c[1]=p[1];

 

-    for (size_t i = 0; static_cast<int>(i) < R-1; i += 2)

+    for (int i = 0; i < static_cast<int>(R-1); i += 2)

         R2(c[0], c[1], k[i], k[i + 1]);

 

     if (R & 1)

@@ -82,7 +82,7 @@ inline void SIMON_Decrypt(W p[2], const W c[2], const W k[R])
         rounds--;

     }

 

-    for (size_t i = rounds - 2; static_cast<int>(i) >= 0; i -= 2)

+    for (int i = static_cast<int>(rounds - 2); i >= 0; i -= 2)

         R2(p[1], p[0], k[i + 1], k[i]);

 }