From 39b1f60de50b4c3c3cb61c1c31fcd53cf1fafdc7 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Mon, 13 Aug 2018 00:16:05 -0400
Subject: [PATCH] Fix compile under XLC

---
 simon-simd.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/simon-simd.cpp b/simon-simd.cpp
index 49257471..b6f9995c 100644
--- a/simon-simd.cpp
+++ b/simon-simd.cpp
@@ -1234,7 +1234,7 @@ inline void SIMON128_Dec_6_Blocks(uint32x4_p &block0, uint32x4_p &block1,
     if (rounds & 1)
     {
         std::swap(x1, y1); std::swap(x2, y2); std::swap(x3, y3);
-        const uint64x2_p rk = vec_splats(subkeys[rounds-1]);
+        const uint64x2_p rk = vec_splats((unsigned long long)subkeys[rounds-1]);
         y1 = VectorXor(VectorXor(y1, rk), SIMON128_f(x1));
         y2 = VectorXor(VectorXor(y2, rk), SIMON128_f(x2));
         y3 = VectorXor(VectorXor(y3, rk), SIMON128_f(x3));