Add casts for unavoidable signed/unsigned comparisons

At these code sites, it is preferable to cast rather than change
a variable's type.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/bignum.h b/src/bignum.h
index b6ae32fec1..f0971e8850 100644
--- a/src/bignum.h
+++ b/src/bignum.h
@@ -117,9 +117,9 @@ public:
     {
         unsigned long n = BN_get_word(this);
         if (!BN_is_negative(this))
-            return (n > std::numeric_limits<int>::max() ? std::numeric_limits<int>::max() : n);
+            return (n > (unsigned long)std::numeric_limits<int>::max() ? std::numeric_limits<int>::max() : n);
         else
-            return (n > std::numeric_limits<int>::max() ? std::numeric_limits<int>::min() : -(int)n);
+            return (n > (unsigned long)std::numeric_limits<int>::max() ? std::numeric_limits<int>::min() : -(int)n);
     }
 
     void setint64(int64 n)