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Re: CT-NG 1.5.2: configure: error: C compiler cannot create executables


Joachim,

thanks a lot for your quick help.  That solved my problem!

Regards,
Alex

On Sat, Jan 9, 2010 at 12:54 AM, Joachim Nilsson <jocke@vmlinux.org> wrote:
> Hi Alex!
>
> The "C compiler cannot create executables" error is very common and almost
> always confusing. It is often caused by the configure script calling $CC
> with invalid $CFLAGS, $LDFLAGS, bad $LD_LIBRARY_PATH or similar.
>
> The file /home/alex/x-tools/powerpc-unknown-linux-uclibc/build.log in your
> case probably references a more readable failure in the libmudflap build
> directory. You can see more in
> <somewhere>/targets/powerpc-unknown-linux-uclibc/build/build-cc/powerpc-unknown-linux-uclibc/libmudflap/config.log,
> which likely tells us a bit more about your particular problem.
>
> My guess, however, is that you've run into a problem similar to what I had a
> couple of weeks ago when attempting to build an Arm (big-endian) toolchain
> on my Ubuntu 9.10 (32-bit) system:
>
> ? ?http://sourceware.org/ml/crossgcc/2009-12/msg00039.html
>
> It took a while figuring out the problems, but the latest crosstool-NG in
> the Mercurial repository has a couple of patches against GCC 4.4.x and
> binutils that may help you out. Simply "sudo apt-get install mercurial" and
> then checkout the tree:
>
> ? ?hg clone http://ymorin.is-a-geek.org/hg/crosstool-ng
>
> Please let us know how things turn out for you, good luck!
>
> Regards
> ?/Joachim
>
> On 01/09/2010 12:13 AM, Alex wrote:
>>
>> Dear all,
>>
>> this is my first mail to this list. ?I really hope you can help me. ?I
>> am trying to build a toolchain for "powerpc-unknown-linux-uclibc"
>> under Ubuntu 9.10 with CT-NG 1.5.2 and gcc (Ubuntu 4.4.1-4ubuntu8)
>> 4.4.1. ?I am using the .config file from the "samples" directory of
>> CT-NG.
>>
>> Unfortunately I get the following error:
>> [INFO ] ?Installing final compiler
>> [EXTRA] ? ?Configuring final compiler
>> [EXTRA] ? ?Building final compiler
>> [ERROR] ? ?checking for C compiler default output file name...
>> configure: error: C compiler cannot create executables
>> [ERROR] ? ?make[2]: *** [configure-target-libmudflap] Error 1
>> [ERROR] ? ?make[1]: *** [all] Error 2
>> [ERROR] ? ?Build failed in step 'Installing final compiler'
>> [ERROR] ? ?Error happened in
>> '/home/alex/ctng/lib/ct-ng-1.5.2/scripts/functions' in function
>> 'CT_DoExecLog' (line unknown, sorry)
>> [ERROR] ? ? ? ? ?called from
>> '/home/alex/ctng/lib/ct-ng-1.5.2/scripts/build/cc/gcc.sh' at line #
>> 350 in function 'do_cc'
>> [ERROR] ? ? ? ? ?called from
>> '/home/alex/ctng/lib/ct-ng-1.5.2/scripts/crosstool-NG.sh' at line #
>> 544 in function 'main'
>> [ERROR] ? ?Look at
>> '/home/alex/x-tools/powerpc-unknown-linux-uclibc/build.log' for more
>> info on this error.
>> [ERROR] ?(elapsed: 31:58.23)
>> [31:58] / make: *** [build] Error 2
>>
>> GCC is working on my system, I have successfully compiled etc. a
>> "Hello World" program.
>>
>> Any help would really be appreciated!
>>
>> Regards,
>> Alex
>>
>> --
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>>
>
>

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