Re: Building gm2, where to start?

[Ben Stuyts]

Thanks Gaius,

Building on FreeBSD-amd64 as I type this.

Kind regards,
Ben

> On 20 Dec 2023, at 23:06, Gaius Mulley <gaiusmod2@gmail.com> wrote:
> 
> Ben Stuyts <ben@altus-escon.com> writes:
> 
>> Hi all,
>> 
>> First, thank you Gaius for all the great work on gm2 and it’s great to see 
>> it is now a standard part of gcc.
>> 
>> Many years ago I played around with gm2, using the patch files that
>> Gaius provided. I’d like to get into it again but I am at a loss about
>> the instructions for building (or even getting) it. So a few questions
>> please:
>> 
>> - Can somebody please point me to the correct gcc git repo I should use to 
>> get the latest and greatest?
>> - Are the build instructions the same as the usual gcc, but with the added 
>> gm2 (m2?) language specified?
>> 
>> I’d like to build it on FreeBSD-amd64, FreeBSD-aarch64 and maybe MacOS
>> Sonoma on an M2. But I read in some messages that the latter has quite
>> a few problems to get it to compile.
>> 
>> Unfortunately the prebuilt packages for FreeBSD do not have gm2
>> enabled as far as I can tell, so those are not a good starting point
>> for me. And anyway, I’d rather have a git repo with Gaius’ latest
>> patches in it.
>> 
>> Thanks,
>> Ben
> 
> Hi Ben,
> 
> welcome back!  gm2 is now in the gcc git, a minimal clone and build
> could be (depending upon your system):
> 
> $ git clone git://gcc.gnu.org/git/gcc.git gcc-git
> 
> If you are behind a firewall that does not allow the git protocol
> through, you can replace git:// with https://.
> 
> Building
> ========
> 
> $ cd gcc-git
> $ mkdir build
> $ cd build
> $ ../configure --enable-languages=m2 --prefix=$HOME/opt
> $ make -j 30
> $ make install
> $ make check-m2 -j 30   # testsuite running is optional (dejagnu needs
>                        # to be installed)
> 
> Running the compiler
> ====================
> 
> $ export PATH=$HOME/opt/bin:$PATH
> $ gm2 hello.mod
> $ export LD_LIBRARY_PATH=$HOME/opt/lib64:$LD_LIBRARY_PATH
> $ ./a.out
> 
> hope this helps,
> 
> regards,
> Gaius
>