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Boost-Commit : |
Subject: [Boost-commit] svn:boost r85603 - in branches/release: boost/thread boost/thread/pthread libs/thread libs/thread/build libs/thread/doc libs/thread/test libs/thread/test/sync/mutual_exclusion/synchronized_value
From: vicente.botet_at_[hidden]
Date: 2013-09-08 05:50:12
Author: viboes
Date: 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013)
New Revision: 85603
URL: http://svn.boost.org/trac/boost/changeset/85603
Log:
Thread: merge from trunk upgrade_to_unique_lock::mutex() + doc typos + BOOST_THREAD_USES_ATOMIC doc + synchronized _value call + rename wait_until params.
Added:
branches/release/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp
- copied unchanged from r85464, trunk/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp
Properties modified:
branches/release/boost/thread/ (props changed)
branches/release/libs/thread/ (props changed)
Text files modified:
branches/release/boost/thread/barrier.hpp | 15 ++-
branches/release/boost/thread/lock_types.hpp | 6 +
branches/release/boost/thread/pthread/condition_variable.hpp | 16 ++--
branches/release/boost/thread/pthread/condition_variable_fwd.hpp | 18 ++--
branches/release/boost/thread/synchronized_value.hpp | 83 ++++++++++++++++++++--
branches/release/libs/thread/build/Jamfile.v2 | 12 +-
branches/release/libs/thread/doc/configuration.qbk | 12 ++
branches/release/libs/thread/doc/external_locking.qbk | 4
branches/release/libs/thread/doc/mutex_concepts.qbk | 10 +-
branches/release/libs/thread/test/Jamfile.v2 | 4
branches/release/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp | 144 ++++++++++++++++++++++++++++++++++++++++
11 files changed, 276 insertions(+), 48 deletions(-)
Modified: branches/release/boost/thread/barrier.hpp
==============================================================================
--- branches/release/boost/thread/barrier.hpp Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/boost/thread/barrier.hpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -57,7 +57,8 @@
struct void_functor_barrier_reseter
{
unsigned int size_;
- void_completion_function fct_;template <typename F>
+ void_completion_function fct_;
+ template <typename F>
#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
void_functor_barrier_reseter(unsigned int size, BOOST_THREAD_RV_REF(F) funct)
: size_(size), fct_(boost::move(funct))
@@ -90,7 +91,7 @@
}
class barrier
{
- static inline unsigned int check(unsigned int count)
+ static inline unsigned int check_counter(unsigned int count)
{
if (count == 0) boost::throw_exception(
thread_exception(system::errc::invalid_argument, "barrier constructor: count cannot be zero."));
@@ -104,7 +105,7 @@
BOOST_THREAD_NO_COPYABLE( barrier)
explicit barrier(unsigned int count) :
- m_count(check(count)), m_generation(0), fct_(thread_detail::default_barrier_reseter(count))
+ m_count(check_counter(count)), m_generation(0), fct_(thread_detail::default_barrier_reseter(count))
{
}
@@ -120,7 +121,7 @@
typename is_void<typename result_of<F>::type>::type, dummy*
>::type=0
)
- : m_count(check(count)),
+ : m_count(check_counter(count)),
m_generation(0),
fct_(thread_detail::void_functor_barrier_reseter(count,
#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
@@ -145,7 +146,7 @@
typename is_same<typename result_of<F>::type, unsigned int>::type, dummy*
>::type=0
)
- : m_count(check(count)),
+ : m_count(check_counter(count)),
m_generation(0),
fct_(
#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
@@ -158,7 +159,7 @@
}
barrier(unsigned int count, void(*funct)()) :
- m_count(check(count)), m_generation(0),
+ m_count(check_counter(count)), m_generation(0),
fct_(funct
? thread_detail::size_completion_function(thread_detail::void_fct_ptr_barrier_reseter(count, funct))
: thread_detail::size_completion_function(thread_detail::default_barrier_reseter(count))
@@ -166,7 +167,7 @@
{
}
barrier(unsigned int count, unsigned int(*funct)()) :
- m_count(check(count)), m_generation(0),
+ m_count(check_counter(count)), m_generation(0),
fct_(funct
? thread_detail::size_completion_function(funct)
: thread_detail::size_completion_function(thread_detail::default_barrier_reseter(count))
Modified: branches/release/boost/thread/lock_types.hpp
==============================================================================
--- branches/release/boost/thread/lock_types.hpp Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/boost/thread/lock_types.hpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -1112,6 +1112,10 @@
{
return exclusive.owns_lock();
}
+ Mutex* mutex() const BOOST_NOEXCEPT
+ {
+ return exclusive.mutex();
+ }
};
BOOST_THREAD_DCL_MOVABLE_BEG(Mutex) upgrade_to_unique_lock<Mutex> BOOST_THREAD_DCL_MOVABLE_END
@@ -1187,7 +1191,7 @@
{
return base::owns_lock();
}
- Mutex* mutex() const
+ Mutex* mutex() const BOOST_NOEXCEPT
{
return base::mutex();
}
Modified: branches/release/boost/thread/pthread/condition_variable.hpp
==============================================================================
--- branches/release/boost/thread/pthread/condition_variable.hpp Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/boost/thread/pthread/condition_variable.hpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -200,15 +200,15 @@
#if defined BOOST_THREAD_USES_DATETIME
template<typename lock_type>
- bool timed_wait(lock_type& m,boost::system_time const& wait_until)
+ bool timed_wait(lock_type& m,boost::system_time const& abs_time)
{
- struct timespec const timeout=detail::to_timespec(wait_until);
+ struct timespec const timeout=detail::to_timespec(abs_time);
return do_wait_until(m, timeout);
}
template<typename lock_type>
- bool timed_wait(lock_type& m,xtime const& wait_until)
+ bool timed_wait(lock_type& m,xtime const& abs_time)
{
- return timed_wait(m,system_time(wait_until));
+ return timed_wait(m,system_time(abs_time));
}
template<typename lock_type,typename duration_type>
@@ -218,20 +218,20 @@
}
template<typename lock_type,typename predicate_type>
- bool timed_wait(lock_type& m,boost::system_time const& wait_until,predicate_type pred)
+ bool timed_wait(lock_type& m,boost::system_time const& abs_time, predicate_type pred)
{
while (!pred())
{
- if(!timed_wait(m, wait_until))
+ if(!timed_wait(m, abs_time))
return pred();
}
return true;
}
template<typename lock_type,typename predicate_type>
- bool timed_wait(lock_type& m,xtime const& wait_until,predicate_type pred)
+ bool timed_wait(lock_type& m,xtime const& abs_time, predicate_type pred)
{
- return timed_wait(m,system_time(wait_until),pred);
+ return timed_wait(m,system_time(abs_time),pred);
}
template<typename lock_type,typename duration_type,typename predicate_type>
Modified: branches/release/boost/thread/pthread/condition_variable_fwd.hpp
==============================================================================
--- branches/release/boost/thread/pthread/condition_variable_fwd.hpp Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/boost/thread/pthread/condition_variable_fwd.hpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -98,21 +98,21 @@
#if defined BOOST_THREAD_USES_DATETIME
inline bool timed_wait(
unique_lock<mutex>& m,
- boost::system_time const& wait_until)
+ boost::system_time const& abs_time)
{
#if defined BOOST_THREAD_WAIT_BUG
- struct timespec const timeout=detail::to_timespec(wait_until + BOOST_THREAD_WAIT_BUG);
+ struct timespec const timeout=detail::to_timespec(abs_time + BOOST_THREAD_WAIT_BUG);
return do_wait_until(m, timeout);
#else
- struct timespec const timeout=detail::to_timespec(wait_until);
+ struct timespec const timeout=detail::to_timespec(abs_time);
return do_wait_until(m, timeout);
#endif
}
bool timed_wait(
unique_lock<mutex>& m,
- xtime const& wait_until)
+ xtime const& abs_time)
{
- return timed_wait(m,system_time(wait_until));
+ return timed_wait(m,system_time(abs_time));
}
template<typename duration_type>
@@ -126,11 +126,11 @@
template<typename predicate_type>
bool timed_wait(
unique_lock<mutex>& m,
- boost::system_time const& wait_until,predicate_type pred)
+ boost::system_time const& abs_time,predicate_type pred)
{
while (!pred())
{
- if(!timed_wait(m, wait_until))
+ if(!timed_wait(m, abs_time))
return pred();
}
return true;
@@ -139,9 +139,9 @@
template<typename predicate_type>
bool timed_wait(
unique_lock<mutex>& m,
- xtime const& wait_until,predicate_type pred)
+ xtime const& abs_time,predicate_type pred)
{
- return timed_wait(m,system_time(wait_until),pred);
+ return timed_wait(m,system_time(abs_time),pred);
}
template<typename duration_type,typename predicate_type>
Modified: branches/release/boost/thread/synchronized_value.hpp
==============================================================================
--- branches/release/boost/thread/synchronized_value.hpp Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/boost/thread/synchronized_value.hpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -26,10 +26,12 @@
//#endif
#if ! defined(BOOST_THREAD_NO_SYNCHRONIZE)
-#include <tuple> // todo change to <boost/tuple.hpp> once Boost.Tuple or Boost.Fusion provides Move semantics.
+#include <tuple> // todo change to <boost/tuple.hpp> once Boost.Tuple or Boost.Fusion provides Move semantics on C++98 compilers.
#include <functional>
#endif
+#include <boost/utility/result_of.hpp>
+
#include <boost/config/abi_prefix.hpp>
namespace boost
@@ -593,8 +595,6 @@
boost::swap(value_, rhs);
}
-
-
/**
* Essentially calling a method obj->foo(x, y, z) calls the method foo(x, y, z) inside a critical section as
* long-lived as the call itself.
@@ -614,13 +614,80 @@
}
/**
+ * Call function on a locked block.
+ *
+ * @requires fct(value_) is well formed.
+ *
+ * Example
+ * void fun(synchronized_value<vector<int>> & v) {
+ * v ( [](vector<int>> & vec)
+ * {
+ * vec.push_back(42);
+ * assert(vec.back() == 42);
+ * } );
+ * }
+ */
+ template <typename F>
+ inline
+ typename boost::result_of<F(value_type&)>::type
+ operator()(BOOST_THREAD_RV_REF(F) fct)
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+ template <typename F>
+ inline
+ typename boost::result_of<F(value_type const&)>::type
+ operator()(BOOST_THREAD_RV_REF(F) fct) const
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+
+
+#if defined BOOST_NO_CXX11_RVALUE_REFERENCES
+ template <typename F>
+ inline
+ typename boost::result_of<F(value_type&)>::type
+ operator()(F const & fct)
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+ template <typename F>
+ inline
+ typename boost::result_of<F(value_type const&)>::type
+ operator()(F const & fct) const
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+
+ template <typename R>
+ inline
+ R operator()(R(*fct)(value_type&))
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+ template <typename R>
+ inline
+ R operator()(R(*fct)(value_type const&)) const
+ {
+ strict_lock<mutex_type> lk(mtx_);
+ return fct(value_);
+ }
+#endif
+
+
+ /**
* The synchronize() factory make easier to lock on a scope.
* As discussed, operator-> can only lock over the duration of a call, so it is insufficient for complex operations.
* With synchronize() you get to lock the object in a scoped and to directly access the object inside that scope.
*
* Example
- * void fun(synchronized_value<vector<int>> & vec) {
- * auto&& vec=vec.synchronize();
+ * void fun(synchronized_value<vector<int>> & v) {
+ * auto&& vec=v.synchronize();
* vec.push_back(42);
* assert(vec.back() == 42);
* }
@@ -880,9 +947,9 @@
//Hash support
- template <class T> struct hash;
- template <typename T, typename L>
- struct hash<synchronized_value<T,L> >;
+// template <class T> struct hash;
+// template <typename T, typename L>
+// struct hash<synchronized_value<T,L> >;
// Comparison with T
template <typename T, typename L>
Modified: branches/release/libs/thread/build/Jamfile.v2
==============================================================================
--- branches/release/libs/thread/build/Jamfile.v2 Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/libs/thread/build/Jamfile.v2 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -236,10 +236,10 @@
}
}
- if ! <toolset>vacpp in $(properties) || <toolset-vacpp:version>11.1 in $(properties) || <toolset-vacpp:version>12.1.0.1 in $(properties) || <toolset-vacpp:version>12.1 in $(properties)
- {
+ #if ! <toolset>vacpp in $(properties) || <toolset-vacpp:version>11.1 in $(properties) || <toolset-vacpp:version>12.1.0.1 in $(properties) || <toolset-vacpp:version>12.1 in $(properties)
+ #{
result += <library>/boost/chrono//boost_chrono ;
- }
+ #}
return $(result) ;
}
@@ -269,10 +269,10 @@
result += <library>/boost/chrono//boost_chrono ;
}
- if <toolset>pgi in $(properties) || <toolset>vacpp in $(properties)
- {
+ #if <toolset>pgi in $(properties) || <toolset>vacpp in $(properties)
+ #{
result += <library>/boost/atomic//boost_atomic ;
- }
+ #}
return $(result) ;
}
Modified: branches/release/libs/thread/doc/configuration.qbk
==============================================================================
--- branches/release/libs/thread/doc/configuration.qbk Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/libs/thread/doc/configuration.qbk 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -78,10 +78,18 @@
[endsect]
+[section:move Boost.Atomic]
-[section:thread_eq `boost::thread::oprator==` deprecated]
+Boost.Thread uses by default an Boost.Atomic in POSIX platforms to implement call_once..
-The following nested typedefs are deprecated:
+Define `BOOST_THREAD_USES_ATOMIC ` if you want to use Boost.Atomic.
+Define `BOOST_THREAD_DONT_USE_ATOMIC ` if you don't want to use Boost.Atomic or if it is not supported in your platform.
+
+[endsect]
+
+[section:thread_eq `boost::thread::operator==` deprecated]
+
+The following operators are deprecated:
* `boost::thread::oprator==`
* `boost::thread::oprator!=`
Modified: branches/release/libs/thread/doc/external_locking.qbk
==============================================================================
--- branches/release/libs/thread/doc/external_locking.qbk Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/libs/thread/doc/external_locking.qbk 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -217,7 +217,7 @@
* You can create a `strict_lock<T>` only starting from a valid T object. Notice that there is no other way you can create a `strict_lock<T>`.
BankAccount myAccount("John Doe", "123-45-6789");
- strict_locerk<BankAccount> myLock(myAccount); // ok
+ strict_lock<BankAccount> myLock(myAccount); // ok
* You cannot copy `strict_lock`s to one another. In particular, you cannot pass `strict_lock`s by value to functions or have them returned by functions:
@@ -468,7 +468,7 @@
We need a way to transfer the ownership from the `unique_lock` to a `strict_lock` the time we are working with `savingsAcct_` and then restore the ownership on `unique_lock`.
void AccountManager::AMoreComplicatedChecking2Savings(int amount) {
- unique_lock<AccountManager> guard(*this, defer_lock);
+ unique_lock<AccountManager> guard1(*this, defer_lock);
if (some_condition()) {
guard1.lock();
}
Modified: branches/release/libs/thread/doc/mutex_concepts.qbk
==============================================================================
--- branches/release/libs/thread/doc/mutex_concepts.qbk Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/libs/thread/doc/mutex_concepts.qbk 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -1273,7 +1273,7 @@
explicit operator bool() const noexcept;
bool owns_lock() const noexcept;
- Lockable* mutex() const noexcept;
+ mutex_type* mutex() const noexcept;
#if defined BOOST_THREAD_USE_DATE_TIME || defined BOOST_THREAD_DONT_USE_CHRONO
unique_lock(Lockable& m_,system_time const& target_time);
@@ -1535,7 +1535,7 @@
[endsect]
-[section:mutex `Lockable* mutex() const`]
+[section:mutex `Lockable* mutex() const noexcept`]
[variablelist
@@ -1907,7 +1907,7 @@
[endsect]
-[section:upgrade_to_unique_lock Class template `upgrade_to_unique_lock`]
+[section:upgrade_to_unique_lock Class template `upgrade_to_unique_lock` -- EXTENSION]
// #include <boost/thread/locks.hpp>
// #include <boost/thread/lock_types.hpp>
@@ -1930,6 +1930,8 @@
explicit operator bool() const;
bool owns_lock() const;
+ mutex_type* mutex() const;
+
};
__upgrade_to_unique_lock__ allows for a temporary upgrade of an __upgrade_lock__ to exclusive ownership. When constructed with a
@@ -1939,7 +1941,7 @@
[endsect]
-[section:scoped_try_lock Mutex-specific class `scoped_try_lock`]
+[section:scoped_try_lock Mutex-specific class `scoped_try_lock` -- DEPRECATED]
class MutexType::scoped_try_lock
{
Modified: branches/release/libs/thread/test/Jamfile.v2
==============================================================================
--- branches/release/libs/thread/test/Jamfile.v2 Sun Sep 8 04:53:01 2013 (r85602)
+++ branches/release/libs/thread/test/Jamfile.v2 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603)
@@ -768,6 +768,7 @@
[ thread-run2-noit ./sync/mutual_exclusion/synchronized_value/swap_pass.cpp : synchronized_value__swap_p ]
[ thread-run2-noit ./sync/mutual_exclusion/synchronized_value/swap_T_pass.cpp : synchronized_value__swap_T_p ]
[ thread-run2-noit ./sync/mutual_exclusion/synchronized_value/synchronize_pass.cpp : synchronized_value__synchronize_p ]
+ [ thread-run2-noit ./sync/mutual_exclusion/synchronized_value/call_pass.cpp : synchronized_value__call_p ]
;
@@ -789,7 +790,8 @@
#[ thread-run test_8586.cpp ]
#[ thread-run test_8596.cpp ]
#[ thread-run test_8600.cpp ]
- #[ thread-run2-noit ./sync/mutual_exclusion/sync_bounded_queue/multi_thread_pass.cpp : sync_bounded_queue__multi_thread_p ]
+ #[ thread-run test_8943.cpp ]
+ #[ thread-run test_8960.cpp ]
;
Copied: branches/release/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp (from r85464, trunk/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ branches/release/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp 2013-09-08 05:50:12 EDT (Sun, 08 Sep 2013) (r85603, copy of r85464, trunk/libs/thread/test/sync/mutual_exclusion/synchronized_value/call_pass.cpp)
@@ -0,0 +1,144 @@
+// Copyright (C) 2013 Vicente J. Botet Escriba
+//
+// 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)
+
+// <boost/thread/synchronized_value.hpp>
+
+// class synchronized_value<T,M>
+
+// template <typename F>
+// inline typename boost::result_of<F(value_type&)>::type
+// operator()(BOOST_THREAD_RV_REF(F) fct);
+// template <typename F>
+// inline typename boost::result_of<F(value_type const&)>::type
+// operator()(BOOST_THREAD_RV_REF(F) fct) const;
+
+#include <boost/config.hpp>
+#if ! defined BOOST_NO_CXX11_DECLTYPE
+#define BOOST_RESULT_OF_USE_DECLTYPE
+#endif
+
+#define BOOST_THREAD_VERSION 4
+
+#include <boost/thread/synchronized_value.hpp>
+
+#include <boost/detail/lightweight_test.hpp>
+
+struct S {
+ int f() const {return 1;}
+ int g() {return 1;}
+};
+
+void c(S const& s)
+{
+ BOOST_TEST(s.f()==1);
+}
+
+void nc(S & s)
+{
+ BOOST_TEST(s.f()==1);
+ BOOST_TEST(s.g()==1);
+}
+
+struct cfctr {
+ typedef void result_type;
+ void operator()(S const& s) const {
+ BOOST_TEST(s.f()==1);
+ }
+};
+struct ncfctr {
+ typedef void result_type;
+ void operator()(S& s) const {
+ BOOST_TEST(s.f()==1);
+ BOOST_TEST(s.g()==1);
+ }
+};
+
+struct cfctr3 {
+ typedef void result_type;
+ BOOST_THREAD_MOVABLE_ONLY(cfctr3)
+ cfctr3()
+ {}
+ cfctr3(BOOST_THREAD_RV_REF(cfctr3))
+ {}
+ void operator()(S const& s) const {
+ BOOST_TEST(s.f()==1);
+ }
+};
+struct ncfctr3 {
+ typedef void result_type;
+ BOOST_THREAD_MOVABLE_ONLY(ncfctr3)
+ ncfctr3()
+ {}
+ ncfctr3(BOOST_THREAD_RV_REF(ncfctr3))
+ {}
+ void operator()(S& s) const {
+ BOOST_TEST(s.f()==1);
+ BOOST_TEST(s.g()==1);
+ }
+};
+
+cfctr3 make_cfctr3() {
+ return BOOST_THREAD_MAKE_RV_REF(cfctr3());
+}
+
+ncfctr3 make_ncfctr3() {
+ return BOOST_THREAD_MAKE_RV_REF(ncfctr3());
+}
+
+int main()
+{
+ {
+ boost::synchronized_value<S> v;
+ v(&nc);
+ //v(&c);
+ }
+ {
+ const boost::synchronized_value<S> v;
+ v(&c);
+ }
+ {
+ boost::synchronized_value<S> v;
+ v(ncfctr());
+ }
+ {
+ const boost::synchronized_value<S> v;
+ v(cfctr());
+ }
+ {
+ boost::synchronized_value<S> v;
+ ncfctr fct;
+ v(fct);
+ }
+ {
+ const boost::synchronized_value<S> v;
+ cfctr fct;
+ v(fct);
+ }
+ {
+ boost::synchronized_value<S> v;
+ v(make_ncfctr3());
+ }
+ {
+ const boost::synchronized_value<S> v;
+ v(make_cfctr3());
+ }
+#if ! defined BOOST_NO_CXX11_LAMBDAS
+ {
+ boost::synchronized_value<S> v;
+ v([](S& s) {
+ BOOST_TEST(s.f()==1);
+ BOOST_TEST(s.g()==1);
+ });
+ }
+ {
+ const boost::synchronized_value<S> v;
+ v([](S const& s) {
+ BOOST_TEST(s.f()==1);
+ });
+ }
+#endif
+ return boost::report_errors();
+}
+
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