GCC 5.3.0 in Rhel7

[Jonathan Wakely]

Resending without the silly "confidentiality notice" at the end that
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On 11 February 2016 at 11:08, Jonathan Wakely wrote:
> On 11 February 2016 at 11:00,  <abdul.p78@wipro.com> wrote:
>> Thanks for your mail !
>>
>> I have installed the 3 mandatory and needed packages for GCC and here is the configure command combination I given in the Rhel7 server.
>>
>> [root@euca-10-254-32-210 dummy]# rpm -qa | grep mpc
>> libmpc-1.0.1-3.el7.x86_64
>> libmpc-devel-1.0.1-3.el7.x86_64
>> [root@euca-10-254-32-210 dummy]# rpm -qa | grep gmp
>> gmp-6.0.0-12.el7_1.x86_64
>> gmp-devel-6.0.0-12.el7_1.x86_64
>> [root@euca-10-254-32-210 dummy]# rpm -qa | grep mpfr
>> mpfr-devel-3.1.1-4.el7.x86_64
>> mpfr-3.1.1-4.el7.x86_64
>
> Then that should be OK.
>
>> [root@euca-10-254-32-210 dummy]# ../gcc-5.3.0/configure --prefix=/opt/gcc/x86_64/5.3.0.test/ --enable-shared --enable-bootstrap --enable-languages=c,c++ --enable-threads=posix --with-system-zlib --disable-nls --enable-libssp --enable-lto --with-gnu-ld --verbose --disable-libsanitizer --disable-multilib --target=x86_64-redhat-linux --build=x86_64-redhat-linux --host=x86_64-redhat-linux
>>
>> I tried to download the correct path of packages ( MPC, GMP, MPFR) with the below command and it is  not getting download and fails due to some reason.
>> ==================================================================================================
>> [root@euca-10-254-32-210 gcc-5.3.0]# ./contrib/download_prerequisites
>> --2016-02-11 12:57:36--  ftp://gcc.gnu.org/pub/gcc/infrastructure/mpfr-2.4.2.tar.bz2
>>            => âmpfr-2.4.2.tar.bz2â
>> Resolving gcc.gnu.org (gcc.gnu.org)... 209.132.180.131
>> Connecting to gcc.gnu.org (gcc.gnu.org)|209.132.180.131|:21... ^C
>> [root@euca-10-254-32-210 gcc-5.3.0]#
>> =================================================================================================
>
> You don't need that if you've installed the RPMs (as it explains at
> https://gcc.gnu.org/wiki/InstallingGCC).
>
> See https://gcc.gnu.org/wiki/FAQ#configure_suffix for how to debug the
> configure error.
>
>
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