Re: [boost] [config] PGI config file doesn't defines BOOST_HAS_THREADS

Subject: Re: [boost] [config] PGI config file doesn't defines BOOST_HAS_THREADS
From: John Maddock (boost.regex_at_[hidden])
Date: 2012-03-22 12:41:32

> There is an issue on Boost.Thread regression test for PGI compiler. See 
> https://svn.boost.org/trac/boost/ticket/6354.
>
>     "pgCC" -INLINE:none -Kieee -fpic -fPIC -gopt -Minform=warn -DBOOST_ALL_NO_LIB=1 
>  -DBOOST_TEST_NO_AUTO_LINK=1 -DBOOST_THREAD_POSIX -DBOOST_THREAD_USE_DLL=1 
>  -D__need_IOV_MAX -I".." -c -o 
> "/scratch/kbelco/boost/results/boost/bin.v2/libs/thread/test/test_barrier.test/pgi-11.9/debug/threading-multi/test_barrier.o" 
> "../libs/thread/test/test_barrier.cpp"
>
> "../boost/config/requires_threads.hpp", line 86: catastrophic error: 
> #error
>           directive: "Compiler threading support is not turned on.  Please
>           consult your compiler's documentation for the appropriate 
> options to
>           use"
>   #  error "Compiler threading support is not turned on.  Please consult 
> your compiler's documentation for the appropriate options to use"
>
> boost/config/compiler/pgi.hpp defines BOOST_HAS_PTHREADS but not 
> BOOST_HAS_THREADS, resulting in failure in the requires_threads.hpp 
> header.
>
> It seems that adding
>
> #define BOOST_HAS_THREADS
>
> inboost/config/compiler/pgi.hpp solves the issue.
>
> John, what do you think?

If it's true that the compiler always supports threads, then yes go for it.

John.