Breaking changes in Boost.Thread 3.0.0

Question

In the release notes of version 1.50.0 of the Boost libraries I noted two breaking changes (see here):

#6266 Breaking change: thread destructor should ca

Answer 1

The following code used to work correctly, but with v3 the program would be aborted as t leaves its scope, because thread::~thread calls std::terminate, instead of silently detaching from the thread:

#include  
#include 

void f()
{}

int main() 
{ 
  {
    boost::thread t(f);
  }
  std::cout << "exiting gracefully" << std::endl;
}