Problems with gcc-4.0.1 libstdc++ and mvme5500
strauman at slac.stanford.edu
Tue Nov 15 17:54:25 UTC 2005
Phillip Sorensen wrote:
> I have been trying to get cexp-1.5/RTEMS-GeSys_2.1.beta running on the
> MVME5500 with rtems-184.108.40.206.
How recent is your CVS checkout? I had similar problems and found that
script was broken. A few days ago, I committed some changes that let
mvme5500 use the
script from the 'shared' area which seems to be working.
> I seem to have run into an issue with the libstdc++ library created
> by gcc-4.0.1. When I compile RTEMS-GeSys to link in libstdc++ I get
> an exception 3 on RTEMS startup. The same thing happens if I try
> running the iostream sample. If I build the same source with the
> tools for RTEMS-4.6.x, everything seems fine. Both RTEMS-GeSys and
> iostream run with out the error.
> The problem appears to be in a function called
> _Z41__static_initialization_and_destruction_0ii. Using the excludes
> in RTEMS-GeSys to exclude parts of libstdc++, it seems that the
> problem is caused if the bitmap_allocator.o and/or codecvt.o object
> files are linked.
> I found PR712 which refers to similar problems with gcc-3.3.5. Are
> there any know issues with using gcc 3.x compilers and rtems-4.7 code?
> Phil Sorensen
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