Merge pull request boostorg#552 from boostorg/issue551

Make sure changing the global precision options also changes the valu…
tchaikov · May 2, 2023 · 97b27c4 · 97b27c4
2 parents 697f774 + 1b8d151
commit 97b27c4
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/include/boost/multiprecision/number.hpp b/include/boost/multiprecision/number.hpp
@@ -1121,6 +1121,7 @@ class number
    static BOOST_MP_CXX14_CONSTEXPR void default_variable_precision_options(variable_precision_options opts)
    {
       Backend::default_variable_precision_options(opts);
+      Backend::thread_default_variable_precision_options(opts);
    }
    static BOOST_MP_CXX14_CONSTEXPR void thread_default_variable_precision_options(variable_precision_options opts)
    {

diff --git a/test/test_preserve_target_precision.cpp b/test/test_preserve_target_precision.cpp
@@ -149,7 +149,10 @@ template <class T>
 void test()
 {
    T::thread_default_precision(100);
-   T::thread_default_variable_precision_options(boost::multiprecision::variable_precision_options::preserve_target_precision);
+   T::default_variable_precision_options(boost::multiprecision::variable_precision_options::preserve_target_precision);
+
+   BOOST_CHECK_EQUAL((int)T::default_variable_precision_options(), (int)boost::multiprecision::variable_precision_options::preserve_target_precision);
+   BOOST_CHECK_EQUAL((int)T::thread_default_variable_precision_options(), (int)boost::multiprecision::variable_precision_options::preserve_target_precision);
 
    T hp1("0.1"), hp2("0.3"), hp3("0.11"), hp4("0.1231");