[Boost-bugs] [Boost C++ Libraries] #7518: boost::optional bug with boost 1.50.0 and gcc 4.4.6

Subject: [Boost-bugs] [Boost C++ Libraries] #7518: boost::optional bug with boost 1.50.0 and gcc 4.4.6
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2012-10-17 12:34:40

#7518: boost::optional bug with boost 1.50.0 and gcc 4.4.6
-------------------------------------------------+--------------------------
 Reporter:  Boris Tschochner <monade@…>          |       Owner:  fcacciola  
     Type:  Bugs                                 |      Status:  new        
Milestone:  To Be Determined                     |   Component:  optional   
  Version:  Boost 1.50.0                         |    Severity:  Showstopper
 Keywords:  optional                             |  
-------------------------------------------------+--------------------------
 Following code fails with optimization level -03 under gcc 4.4.6:
 This compiler is the default gcc with Redhat 6.3. What can I do?

 $ gcc -v

 gcc version 4.4.6 20120305 (Red Hat 4.4.6-4) (GCC)

 $ cat test.cpp

 #include <iostream>

 #include <boost/optional.hpp>

 int main()
 {
    boost::optional< int > tmp( 37 );
    std::cout << *tmp << "\n";

    return 0;
 }

 $ g++ -O3 -Wall test.cpp

 test.cpp: In function âint main()â:
 test.cpp:7: warning: âtmpâ is used uninitialized in this function

 $ ./a.out

 32767

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/7518>
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