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#include <iostream>
#include <future>
//code
bool fun()
{
return std::cerr << " hello from fun\n";
}
int exceptionalFun()
{
throw std::exception();
}
int main()
try
{
auto fut1 = std::async(std::launch::async, fun);
auto fut2 = std::async(std::launch::async, exceptionalFun);
std::cerr << "fun returned " << std::boolalpha << fut1.get() << '\n';
std::cerr << "exceptionalFun did not return " << fut2.get() << '\n';
}
catch (...)
{
std::cerr << "caught exception thrown by exceptionalFun\n";
}
//=
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