Take a look at Devtoolset, I think this will give you what you want:
https://www.softwarecollections.org/en/scls/rhscl/devtoolset-3/
On Mon, Jun 29, 2015 at 1:56 PM, Michael Hennebry
<hennebry@xxxxxxxxxxxxxxxxxxxxx> wrote:
> gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-11) is a bit old.
> There have been major changes since then.
> I'd like a newer version.
>
> If I have to, I expect that I can install from source.
> I'd rather not.
>
> Is there a CentOS 6-compatible repository
> from which I can get a newer version?
> Does a standard CentOS 7 repository have a newer version?
> Does a CentOS 7-compatible repository have a newer version?
>
> It's my understanding that to compile from source,
> I will need to keep the gcc I have.
> Otherwise I would have nothing to compile the source.
> I expect that providing the right options will let old and new co-exist.
> Is ensuring that I get the right gcc when I type "gcc"
> just a matter of having the right search path for gcc?
> Will I need to do anything interesting to ensure that
> the resulting executables run using the right libraries?
>
> I've installed from source before,
> but never to replace an existing compiler.
> My concern is that if I louse things up,
> the mess could be very hard to fix.
>
> --
> Michael hennebry@xxxxxxxxxxxxxxxxxxxxx
> "SCSI is NOT magic. There are *fundamental technical
> reasons* why it is necessary to sacrifice a young
> goat to your SCSI chain now and then." -- John Woods
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