From f186e7bd834e8b333c93108141a855dcea7a1aa0 Mon Sep 17 00:00:00 2001
From: Francois Perrad <francois.perrad@gadz.org>
Date: Wed, 28 Nov 2018 10:51:30 +0100
Subject: [PATCH] bitwise operation on unsigned

---
 bn_mp_set_double.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bn_mp_set_double.c b/bn_mp_set_double.c
index 5513af1..0e230c7 100644
--- a/bn_mp_set_double.c
+++ b/bn_mp_set_double.c
@@ -24,7 +24,7 @@ int mp_set_double(mp_int *a, double b)
    } cast;
    cast.dbl = b;
 
-   exp = (int)(cast.bits >> 52) & 0x7FF;
+   exp = (unsigned)(cast.bits >> 52) & 0x7FFU;
    frac = (cast.bits & ((1ULL << 52) - 1ULL)) | (1ULL << 52);
 
    if (exp == 0x7FF) { /* +-inf, NaN */