From 39785c3bbd768e4f90ee354c260b924e91b8ce40 Mon Sep 17 00:00:00 2001
From: Tom Callaway <spot@fedoraproject.org>
Date: Tue, 29 Aug 2023 16:21:15 -0400
Subject: [PATCH] apply upstream fixes for failing random tests

---
 boost-1.81.0-random-test-fixes.patch | 28 ++++++++++++++++++++++++++++
 boost.spec                           |  9 ++++++++-
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 boost-1.81.0-random-test-fixes.patch

diff --git a/boost-1.81.0-random-test-fixes.patch b/boost-1.81.0-random-test-fixes.patch
new file mode 100644
index 0000000..0b493c6
--- /dev/null
+++ b/boost-1.81.0-random-test-fixes.patch
@@ -0,0 +1,28 @@
+diff -up boost_1_81_0/libs/random/test/multiprecision_float_test.cpp.testfix boost_1_81_0/libs/random/test/multiprecision_float_test.cpp
+--- boost_1_81_0/libs/random/test/multiprecision_float_test.cpp.testfix	2023-08-29 16:07:40.127905519 -0400
++++ boost_1_81_0/libs/random/test/multiprecision_float_test.cpp	2023-08-29 16:08:44.114856281 -0400
+@@ -77,7 +77,7 @@ typedef boost::mpl::list <
+    boost::random::lognormal_distribution<big_float>,
+    boost::random::normal_distribution<big_float>,
+ #ifndef BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
+-   boost::random::piecewise_constant_distribution<big_float>,
++   boost::random::piecewise_constant_distribution<big_float, big_float>,
+    boost::random::piecewise_linear_distribution<big_float>,
+ #endif
+    boost::random::student_t_distribution<big_float>,
+diff -up boost_1_81_0/libs/random/test/multiprecision_int_test.cpp.testfix boost_1_81_0/libs/random/test/multiprecision_int_test.cpp
+--- boost_1_81_0/libs/random/test/multiprecision_int_test.cpp.testfix	2023-08-29 16:06:58.543287627 -0400
++++ boost_1_81_0/libs/random/test/multiprecision_int_test.cpp	2023-08-29 16:07:26.788707316 -0400
+@@ -216,7 +216,11 @@ BOOST_AUTO_TEST_CASE_TEMPLATE(discrete_d
+    ss >> d2;
+    BOOST_CHECK(d == d2);
+ 
+-   boost::random::independent_bits_engine<boost::random::mt19937, std::numeric_limits<boost::multiprecision::uint1024_t>::digits, boost::multiprecision::uint1024_t > big_random;
++   //
++   // The number of digits in the independent_bits_engine must be low enough that we don't overflow
++   // when converting to a double (see other_distributions declared above).
++   //
++   boost::random::independent_bits_engine<boost::random::mt19937, std::numeric_limits<boost::multiprecision::uint1024_t>::digits - 2, boost::multiprecision::uint1024_t > big_random;
+    for(unsigned i = 0; i < 200; ++i)
+    {
+       result_type r = d(big_random);
diff --git a/boost.spec b/boost.spec
index 8f69652..618ea03 100644
--- a/boost.spec
+++ b/boost.spec
@@ -42,7 +42,7 @@ Name: boost
 %global real_name boost
 Summary: The free peer-reviewed portable C++ source libraries
 Version: 1.81.0
-Release: 8%{?dist}
+Release: 9%{?dist}
 License: BSL-1.0 AND MIT AND Python-2.0.1
 
 # Replace each . with _ in %%{version}
@@ -155,6 +155,10 @@ Patch6: boost-1.81-phoenix-multiple-defn.patch
 # PR https://github.com/boostorg/accumulators/pull/54
 Patch7: boost-1.81.0-always-initialize-member-variable.patch
 
+# https://github.com/boostorg/random/commit/7561690135c67ecf88c2133bad7680ebd2665c36
+# https://github.com/boostorg/random/commit/4239d93dad32a11e4c3829050f8070d456266133
+Patch8: boost-1.81.0-random-test-fixes.patch
+
 %bcond_with tests
 %bcond_with docs_generated
 
@@ -1284,6 +1288,9 @@ fi
 %{_mandir}/man1/b2.1*
 
 %changelog
+* Tue Aug 29 2023 Tom Callaway <spot@fedoraproject.org> - 1.81.0-9
+- apply upstream fixes for failing random tests
+
 * Sun Aug 20 2023 Kefu Chai <tchaikov@fedoraproject.org> - 1.81.0-8
 - Add patch for Boost.Accumulators bug
   See https://github.com/boostorg/accumulators/pull/54