...<https://dl.bintray.com/boostorg/release/1.65.1/source/boost_1_65_1.tar.bz2>.
One reason to upgrade is that with 1.63 CppunitTest_tools_test started to fail
with -fsanitize=signed-integer-overflow after
331e2e5e "long->sal_Int32 in Fraction",

> workdir/UnpackedTarball/boost/boost/integer/common_factor_rt.hpp:300:5: runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
>     #0 0x7f0f99bea71b in boost::integer::detail::gcd_optimal_evaluator<int>::operator()(int, int) const workdir/UnpackedTarball/boost/boost/integer/common_factor_rt.hpp:300:5
>     #1 0x7f0f99bea52a in int boost::integer::detail::gcd_optimal<int>(int const&, int const&) workdir/UnpackedTarball/boost/boost/integer/common_factor_rt.hpp:372:16
>     #2 0x7f0f99be7d70 in int boost::integer::gcd<int>(int const&, int const&) workdir/UnpackedTarball/boost/boost/integer/common_factor_rt.hpp:435:12
>     #3 0x7f0f99be7620 in boost::rational<int>::normalize() workdir/UnpackedTarball/boost/boost/rational.hpp:559:17
>     #4 0x7f0f99bdff29 in rational_FromDouble(double) tools/source/generic/fract.cxx:449:12
>     #5 0x7f0f99bdf8b4 in Fraction::Fraction(double) tools/source/generic/fract.cxx:93:25
>     #6 0x7f0f9a1bb987 in tools::FractionTest::testMinLongDouble() tools/qa/cppunit/test_fract.cxx:79:18
>     #7 0x7f0f9a1bddd2 in void std::_Bind<std::_Mem_fn<void (tools::FractionTest::*)()> (tools::FractionTest*)>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) /usr/lib/gcc/x86_64-redhat-linux/6.4.1/../../../../include/c++/6.4.1/functional:933:11
>     #8 0x7f0f9a1bdbe9 in void std::_Bind<std::_Mem_fn<void (tools::FractionTest::*)()> (tools::FractionTest*)>::operator()<, void>() /usr/lib/gcc/x86_64-redhat-linux/6.4.1/../../../../include/c++/6.4.1/functional:991:17
>     #9 0x7f0fa5eb53b0 in CppUnit::TestCaseMethodFunctor::operator()() const workdir/UnpackedTarball/cppunit/src/cppunit/TestCase.cpp:32:5
>     #10 0x7f0fa5e1bd1b in CppUnit::DefaultProtector::protect(CppUnit::Functor const&, CppUnit::ProtectorContext const&) workdir/UnpackedTarball/cppunit/src/cppunit/DefaultProtector.cpp:15:12
>     #11 0x7f0fa5e8653d in CppUnit::ProtectorChain::ProtectFunctor::operator()() const workdir/UnpackedTarball/cppunit/src/cppunit/ProtectorChain.cpp:20:25
>     #12 0x7f0fa5e7fb7c in CppUnit::ProtectorChain::protect(CppUnit::Functor const&, CppUnit::ProtectorContext const&) workdir/UnpackedTarball/cppunit/src/cppunit/ProtectorChain.cpp:86:18
>     #13 0x7f0fa5f17fe0 in CppUnit::TestResult::protect(CppUnit::Functor const&, CppUnit::Test*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) workdir/UnpackedTarball/cppunit/src/cppunit/TestResult.cpp:182:28
>     #14 0x7f0fa5eb398c in CppUnit::TestCase::run(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestCase.cpp:91:13
>     #15 0x7f0fa5eb7887 in CppUnit::TestComposite::doRunChildTests(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestComposite.cpp:64:30
>     #16 0x7f0fa5eb6a78 in CppUnit::TestComposite::run(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestComposite.cpp:23:3
>     #17 0x7f0fa5eb7887 in CppUnit::TestComposite::doRunChildTests(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestComposite.cpp:64:30
>     #18 0x7f0fa5eb6a78 in CppUnit::TestComposite::run(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestComposite.cpp:23:3
>     #19 0x7f0fa5f46655 in CppUnit::TestRunner::WrappingSuite::run(CppUnit::TestResult*) workdir/UnpackedTarball/cppunit/src/cppunit/TestRunner.cpp:47:27
>     #20 0x7f0fa5f16a66 in CppUnit::TestResult::runTest(CppUnit::Test*) workdir/UnpackedTarball/cppunit/src/cppunit/TestResult.cpp:149:9
>     #21 0x7f0fa5f475c6 in CppUnit::TestRunner::run(CppUnit::TestResult&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) workdir/UnpackedTarball/cppunit/src/cppunit/TestRunner.cpp:96:14
>     #22 0x534a01 in (anonymous namespace)::ProtectedFixtureFunctor::run() const sal/cppunittester/cppunittester.cxx:316:20
>     #23 0x532ac4 in sal_main() sal/cppunittester/cppunittester.cxx:466:20
>     #24 0x5324f2 in main sal/cppunittester/cppunittester.cxx:373:1
>     #25 0x7f0fa436e430 in __libc_start_main /usr/src/debug/glibc-2.24-66-gd5a4092c36/csu/../csu/libc-start.c:289
>     #26 0x4387b9 in _start (workdir/LinkTarget/Executable/cppunittester+0x4387b9)

Change-Id: Id1c3b216ee18c1d622768dc960ac257d5415c664
Reviewed-on: https://gerrit.libreoffice.org/42427Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>