diff --git a/test/gcd_constexpr14_test.cpp b/test/gcd_constexpr14_test.cpp
index e915ce8..943af8c 100644
--- a/test/gcd_constexpr14_test.cpp
+++ b/test/gcd_constexpr14_test.cpp
@@ -27,7 +27,7 @@ void test_constexpr()
 void test_noexcept()
 {
    static_assert(noexcept(boost::integer::gcd(static_cast<unsigned char>(2), static_cast<unsigned char>(4))), "Expected a noexcept function.");
-   //static_assert(noexcept(boost::integer::gcd(static_cast<char>(2), static_cast<char>(4))), "Expected a noexcept function.");
+   static_assert(noexcept(boost::integer::gcd(static_cast<char>(2), static_cast<char>(4))), "Expected a noexcept function.");
    static_assert(noexcept(boost::integer::gcd(static_cast<signed char>(2), static_cast<signed char>(4))), "Expected a noexcept function.");
    static_assert(noexcept(boost::integer::gcd(static_cast<short>(2), static_cast<short>(4))), "Expected a noexcept function.");
    static_assert(noexcept(boost::integer::gcd(static_cast<unsigned short>(2), static_cast<unsigned short>(4))), "Expected a noexcept function.");