Re: [Boost-bugs] [Boost C++ Libraries] #6645: lexical_cast<float>("0.0") -> warning:

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #6645: lexical_cast<float>("0.0") -> warning:
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2012-03-02 11:17:33

#6645: lexical_cast<float>("0.0") -> warning:
------------------------------------------------+---------------------------
  Reporter:  ChristianR <habadaschi@…>          |       Owner:  apolukhin                 
      Type:  Bugs                               |      Status:  new                       
 Milestone:  Boost 1.50.0                       |   Component:  lexical_cast              
   Version:  Boost 1.49.0                       |    Severity:  Optimization              
Resolution:                                     |    Keywords:  lexical_cast float warning
------------------------------------------------+---------------------------

Comment (by ChristianR <habadaschi@…>):

 boost/lexical_cast.hpp: In function 'bool
 boost::detail::lcast_ret_float(T&, const CharT*, const CharT*) [with
 Traits = std::char_traits<char>, T = float, CharT = char]':[[BR]]

 boost/lexical_cast.hpp:1637:   instantiated from 'bool
 boost::detail::lexical_stream_limited_src<CharT, Traits,
 RequiresStringbuffer>::operator>>(float&) [with CharT = char, Traits =
 std::char_traits<char>, bool RequiresStringbuffer = true]'[[BR]]

 boost/lexical_cast.hpp:1920:   instantiated from 'static Target
 boost::detail::lexical_cast_do_cast<Target,
 Source>::lexical_cast_impl(const Source&) [with Target = float, Source =
 const char*]'[[BR]]

 boost/lexical_cast.hpp:2087:   instantiated from 'Target
 boost::lexical_cast(const Source&) [with Target = float, Source = char
 [6]]'[[BR]]

 sandbox.cpp:149:   instantiated from here[[BR]]

 boost/lexical_cast.hpp:954: warning: implicit conversion shortens 64-bit
 value into a 32-bit value

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/6645#comment:1>
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