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Re: Bug in Build System of gcc-4.5.1? Cannot Find libmpc.so.2
On Fri, Aug 27, 2010 at 09:49, Andrew Haley <aph@redhat.com> wrote:
> On 08/27/2010 03:30 PM, Tom Browder wrote:
>> On Fri, Aug 27, 2010 at 09:17, Andrew Haley <aph@redhat.com> wrote:
>> ...
>>>>> You'd still have to include the libraries in your runtime path when
>>>>> you use gcc, even if gcc did some LD_LIBRARY_PATH heroics at build
>>>>> time.
>>>>>
>>>>> The rule is really simple: for any libraries you build, if they are to
>>>>> be used, you have to tell ld.so how to find them. ?LD_LIBRARY_PATH,
>>>>> ld.so.conf, whatever.
>>>>
>>>> Okay, so I need to ensure LD_LIBRARY_PATH (or ld.so.conf) oint to gmp,
>>>> mpfr, and ppc.
>> ...
>>>> MPC Library version 0.8.1 (or later)
>>>> ? ? Necessary to build GCC. It can be downloaded from
>>>> http://www.multiprecision.org/. The --with-mpc configure option should
>>>> be used if your MPC Library is not installed in your default library
>>>> search path. See also --with-mpc-lib and --with-mpc-include.
>>>
>>> I think you now know how to build gcc.
>>
>> No, after I've done it all, libmpc is still not found.
>
> I really don't understand that.
Nor do I--but I'm taking notes.
>>> However, just running download_prerequisites is, IMVHO, the only sane way
>>> to do it.
>>
>> And where is that found, please?
>
> Good grief man, I only gave you the URL already!
> Here it is again:
>
> http://gcc.gnu.org/svn/gcc/trunk/contrib/download_prerequisites
Ouch! I'm sorry--I missed the first reference to it!
Regards,
-Tom
Thomas M. Browder, Jr.
Niceville, Florida
USA