On Tue, Feb 19, 2013 at 11:26 AM, Mahmood Naderan <[log in to unmask]> wrote:
>> But why, exactly, do you want to do this?
> That is my guess. What do you understand from the gdb output? Do you have a recommendation?
Two. Follow Matthias's advice and try this on SL 5.9, rather than SL
6.3, and avoid having to rebuild gcc. Or look at how you're calling
"gcc" and your settings for LD_LIBRARY_)PATH, to assure that your
particular applications are calling the gcc libraries from
/opt/gcc-*/lib.
>>Why, exactly, do you need gcc-4.1?
> We have a simulator which is old. I can fix the compiler errors under gcc 4.4 for the code *itself*. However the code uses boost 1.33.1 and this version of boost won't compile on gcc4.4.
>
> Since I am not familiar with the complex structure of boost, at this time I have to find a way to *just* run the code.
>
>
> Regards,
> Mahmood
>
>
>
> ----- Original Message -----
> From: Nico Kadel-Garcia <[log in to unmask]>
> To: Mahmood Naderan <[log in to unmask]>
> Cc: "[log in to unmask]" <[log in to unmask]>
> Sent: Tuesday, February 19, 2013 7:50 PM
> Subject: Re: searching for libgcc-4.1
>
> On Tue, Feb 19, 2013 at 10:03 AM, Mahmood Naderan <[log in to unmask]> wrote:
>> Hi
>> I have manually compiled gcc/g++-4.1 on SL6.3 which has gcc/g++-4.4 by default. Problem is, when I run a simple c++ code, I get a crash.
>
> I see you put it in /opt/. *Good*, keep it out of the dfault /usr/bin
> or /usr/local/bin locations.
>
>> #include <fstream>
>> using namespace std;
>> int main()
>> {
>> ofstream fout ("test.txt", fstream::out);
>> return 0;
>> }
>>
>> [mahmood@localhost ~]$ /opt/gcc-4.1.2-built/bin/g++ -g -ggdb -o test test.cpp
>> [mahmood@localhost ~]$ gdb test
>> GNU gdb (GDB) Red Hat Enterprise Linux (7.2-56.el6)
>> Copyright (C) 2010 Free Software Foundation, Inc.
>> ...
>> Reading symbols from /home/mahmood/test...done.
>> (gdb) r
>> Starting program: /home/mahmood/test
>>
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x00000037e26f22d0 in ?? () from /usr/lib64/libstdc++.so.6
>> Missing
>> separate debuginfos, use: debuginfo-install
>> glibc-2.12-1.80.el6_3.5.x86_64 libgcc-4.4.6-4.el6.x86_64
>> libstdc++-4.4.6-4.el6.x86_64
>> (gdb) bt
>> #0 0x00000037e26f22d0 in ?? () from /usr/lib64/libstdc++.so.6
>> #1 0x0000000000000000 in ?? ()
>> (gdb)
>>
>>
>>
>> From the output, I see that although I used g++-4.1, at runtime the program uses libgcc-4.4. Now what I want to do is to install a package like libgcc.x86_64 which supports g++-4.1.
>
> Good luck with that, it's a *lot* of work and likely to cause
> conflicts with tyour gcc-4.4 components. You can put them in /opt if
> you like. But why, exactly, do you want to do this?
>
>
>> I couldn't find "compat-libgcc.x86_64".
>>
>> Is there anyway to install libgcc-4.1?
>
> libgcc and compat-gcc-34 are built from gcc source code, as part of
> building up all of gcc.
>
> Why, exactly, do you need gcc-4.1?
>
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