[Bug libstdc++/52681] [C++11] Using std::thread without -pthread crashes without warning

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52681

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-08-12 
18:57:58 UTC ---
Author: redi
Date: Sun Aug 12 18:57:53 2012
New Revision: 190330

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190330
Log:
    PR libstdc++/52681
    * src/c++11/thread.cc (thread::_M_start_thread): Improve error text
    when threads are not enabled.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/src/c++11/thread.cc