[Boost-users] 1.45: thread/condition_variable.hpp: unused variable 'res' warning, gcc 4.2

Subject: [Boost-users] 1.45: thread/condition_variable.hpp: unused variable 'res' warning, gcc 4.2
From: Hicham Mouline (hicham_at_[hidden])
Date: 2011-01-06 08:10:08

hello,

in Release build in Xcode, gcc 4.2.1, 

inline void condition_variable::wait(unique_lock<mutex>& m)
{
...
 int const res = pthread_cond_wait(&cond, &internal_mutex);
 BOOST_ASSERT(!res);
 ...
}

Unused variable 'res'

is gcc mistaken?

regards,