Add N=1089 test case to test/mp_find_if_q.cpp

test/mp_find_if_q.cpp

@@ -1,16 +1,12 @@
-
-// Copyright 2015, 2017 Peter Dimov.
-//
+// Copyright 2015, 2017, 2024 Peter Dimov
 // Distributed under the Boost Software License, Version 1.0.
-//
-// See accompanying file LICENSE_1_0.txt or copy at
-// http://www.boost.org/LICENSE_1_0.txt
-
+// https://www.boost.org/LICENSE_1_0.txt
 
 #include <boost/mp11/algorithm.hpp>
 #include <boost/mp11/list.hpp>
 #include <boost/mp11/integral.hpp>
 #include <boost/mp11/utility.hpp>
+#include <boost/mp11/bind.hpp>
 #include <boost/core/lightweight_test_trait.hpp>
 #include <type_traits>
 #include <tuple>
@@ -57,5 +53,26 @@ int main()
         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_pointer>>, mp_size_t<1>>));
     }
 
+    {
+        using boost::mp11::mp_iota_c;
+        using boost::mp11::mp_bind_front;
+        using boost::mp11::mp_less;
+
+#if BOOST_MP11_WORKAROUND( BOOST_MP11_MSVC, < 1920 )
+
+        int const N = 257;
+
+#else
+
+        int const N = 1089;
+
+#endif
+
+        using L = mp_iota_c<N>;
+        using R = mp_find_if_q< L, mp_bind_front<mp_less, mp_size_t<N/2>> >;
+
+        BOOST_TEST_TRAIT_TRUE((std::is_same<R, mp_size_t<N/2+1>>));
+    }
+
     return boost::report_errors();
 }