From 6071fd2ae73f7af96864d66dcdc59b867211ce36 Mon Sep 17 00:00:00 2001
From: Matt Borland <matt@mattborland.com>
Date: Tue, 9 Mar 2021 22:17:23 +0300
Subject: [PATCH] Fix revert

---
 include/boost/math/concepts/real_concept.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/boost/math/concepts/real_concept.hpp b/include/boost/math/concepts/real_concept.hpp
index e44a74240..f6dcce4f8 100644
--- a/include/boost/math/concepts/real_concept.hpp
+++ b/include/boost/math/concepts/real_concept.hpp
@@ -87,7 +87,7 @@ public:
    real_concept(double c) : m_value(c){}
    real_concept(long double c) : m_value(c){}
 #ifdef BOOST_MATH_USE_FLOAT128
-   real_concept(BOOST_MATH_FLOAT128_TYPE c)  : m_value(c){}
+   real_concept(BOOST_MATH_FLOAT128_TYPE c) : m_value(c){}
 #endif
 
    // Assignment:
@@ -377,7 +377,7 @@ inline concepts::real_concept epsilon<concepts::real_concept>(BOOST_MATH_EXPLICI
 }
 
 template <>
-inline BOOST_MATH_CONSTEXPR int digits<concepts::real_concept>(BOOST_MATH_EXPLICIT_TEMPLATE_TYPE_SPEC(concepts::real_concept)) BOOST_
+inline BOOST_MATH_CONSTEXPR int digits<concepts::real_concept>(BOOST_MATH_EXPLICIT_TEMPLATE_TYPE_SPEC(concepts::real_concept)) BOOST_NOEXCEPT
 {
    // Assume number of significand bits is same as real_concept_base_type,
    // unless std::numeric_limits<T>::is_specialized to provide digits.