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Date:	Fri, 09 Sep 2011 16:38:08 +0100
From:	Dave Korn <dave DOT korn DOT cygwin AT gmail DOT com>
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Subject:	Re: [ANNOUNCEMENT] Updated: stable compiler package gcc4-4.5.3-2
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On 09/09/2011 05:23, Dave Korn wrote:
> On 08/09/2011 17:33, Bernd Prager wrote:

>>> On Tue, 2011-09-06 at 15:44 -0400, Bernd Prager wrote:

>>>> $ g++ thread.cpp -L /usr/local/lib -lboost_thread
>>>> /tmp/cccfCagO.o:thread.cpp:(.text+0xa4): undefined reference to
>>>> `__Unwind_Resume'

>> _Unwind_Resume resumes propagation of an existing exception object and I
>> think should be a part of the c++ standard library.
> 
>   It is part of libgcc:

>   Adding "-v -Wl,--verbose" to the command line should give us an idea why the
> link is failing for you.  I'm also leaving a build of boost running overnight
> to see if I can reproduce the problem.

  Couldn't reproduce it, but then I was building the cygwin distro version of
boost rather than the upstream one.  Without further info, I can't offer any
better guess than that maybe something else in your /usr/local prefix is
interfering.

    cheers,
      DaveK


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