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re PR libstdc++/52681 ([C++11] Using std::thread without -pthread crashes without warning) 

PR libstdc++/52681
	* src/c++11/thread.cc (thread::_M_start_thread): Improve error text
	when threads are not enabled.

From-SVN: r190330
This commit is contained in:
Jonathan Wakely 2012-08-12 18:57:53 +00:00 committed by Jonathan Wakely
parent 874a3756f2
commit 3722862e60
2 changed files with 11 additions and 0 deletions
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6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2012-08-12 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/52681
* src/c++11/thread.cc (thread::_M_start_thread): Improve error text
when threads are not enabled.
2012-08-09 Jonathan Wakely <jwakely.gcc@gmail.com>
* acinclude.m4: Update references to final C++11 standard.

5
libstdc++-v3/src/c++11/thread.cc
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@ -115,7 +115,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
thread::_M_start_thread(__shared_base_type __b)
{
if (!__gthread_active_p())
#if __EXCEPTIONS
throw system_error(make_error_code(errc::operation_not_permitted),
"Enable multithreading to use std::thread");
#else
__throw_system_error(int(errc::operation_not_permitted));
#endif
__b->_M_this_ptr = __b;
int __e = __gthread_create(&_M_id._M_thread,