From 8d2357dafd0b07afe64f8a1ef5c15d3f32e920f9 Mon Sep 17 00:00:00 2001
From: jzmaddock <john@johnmaddock.co.uk>
Date: Fri, 19 Jul 2019 19:43:25 +0100
Subject: [PATCH] Fix minimum number of limbs i cpp_int: fixes
 https://github.com/boostorg/multiprecision/issues/145

---
 include/boost/multiprecision/cpp_int.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/multiprecision/cpp_int.hpp b/include/boost/multiprecision/cpp_int.hpp
index de15600ab..7e8d7d144 100644
--- a/include/boost/multiprecision/cpp_int.hpp
+++ b/include/boost/multiprecision/cpp_int.hpp
@@ -205,7 +205,7 @@ struct cpp_int_base<MinBits, MaxBits, signed_magnitude, Checked, Allocator, fals
    BOOST_STATIC_CONSTANT(unsigned, internal_limb_count =
       MinBits
          ? (MinBits / limb_bits + ((MinBits % limb_bits) ? 1 : 0))
-         : (sizeof(limb_data) / sizeof(limb_type)));
+         : (sizeof(limb_data) / sizeof(limb_type)) > 1 ? (sizeof(limb_data) / sizeof(limb_type)) : 2);
    BOOST_STATIC_CONSTANT(bool, variable = true);
 
 private: