[Boost-bugs] [Boost C++ Libraries] #3766: boost/functional/hash/detail/float_functions.hpp doesn't work with gcc 4.5 prereleases

Subject: [Boost-bugs] [Boost C++ Libraries] #3766: boost/functional/hash/detail/float_functions.hpp doesn't work with gcc 4.5 prereleases
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2009-12-13 08:43:33

#3766: boost/functional/hash/detail/float_functions.hpp doesn't work with gcc 4.5
prereleases
-----------------------------+----------------------------------------------
 Reporter:  br@…             |       Owner:         
     Type:  Bugs             |      Status:  new    
Milestone:  Boost 1.42.0     |   Component:  None   
  Version:  Boost 1.41.0     |    Severity:  Problem
 Keywords:                   |  
-----------------------------+----------------------------------------------
 When using boost 1.41.0's float_functions.hpp with gcc 4.5 prereleases,
 the following errors occur:

 /usr/include/boost/functional/hash/detail/float_functions.hpp:188:1:
 error: integral expression ‘boost::hash_detail::ldexpf_detect::check::
 c99’ is not constant
 /usr/include/boost/functional/hash/detail/float_functions.hpp:188:1:
 error:   trying to instantiate ‘template<bool x> struct
 boost::hash_detail::call_c99_ldexpf’
 /usr/include/boost/functional/hash/detail/float_functions.hpp:194:1:
 error: integral expression ‘boost::hash_detail::ldexpl_detect::check::
 c99’ is not constant
 /usr/include/boost/functional/hash/detail/float_functions.hpp:194:1:
 error:   trying to instantiate ‘template<bool x> struct
 boost::hash_detail::call_c99_ldexpl’
 /usr/include/boost/functional/hash/detail/float_functions.hpp:200:1:
 error: integral expression ‘boost::hash_detail::frexpf_detect::check::
 c99’ is not constant
 /usr/include/boost/functional/hash/detail/float_functions.hpp:200:1:
 error:   trying to instantiate ‘template<bool x> struct
 boost::hash_detail::call_c99_frexpf’
 /usr/include/boost/functional/hash/detail/float_functions.hpp:206:1:
 error: integral expression ‘boost::hash_detail::frexpl_detect::check::
 c99’ is not constant
 /usr/include/boost/functional/hash/detail/float_functions.hpp:206:1:
 error:   trying to instantiate ‘template<bool x> struct
 boost::hash_detail::call_c99_frexpl’

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Ticket URL: <https://svn.boost.org/trac/boost/ticket/3766>
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