Re: git: ca48c22e1c7a - main - lang/gcc12: add gcc 12

[ Adding Lorenzo and providing a full quote ]

On Tue, 10 May 2022, Mark Millard wrote:
> [Looks like you did not CC Gerald for him to decide
> if he wanted to comment or to just send a decline to
> comment.]
> 
> On 2022-May-10, at 16:46, Piotr Kubaj <pkubaj@anongoth.pl> wrote:
>> I fixed the first issue.
>> 
>> As for the second one, I'm not sure what would be the correct fix (we 
>> could move libgccjit++.h to a non-standard directory, but I'm not sure 
>> about the consequences). Maybe Gerald could offer some insight about 
>> this issue.
> 
> If the normal notation is via #include <libgccjit++.h> there
> might be other places that would just work [absent file name
> conflicts] and be gcc vintage specific.
> 
> But if the normal notation is via #include "libgccjit++.h"
> then it might not be that easy.
> 
> I will also note that, while pkg only reported the one file,
> there is also a libgccjit.h with the issue as well:
> 
> # grep -v % /usr/ports/lang/gcc12/pkg-plist
> include/libgccjit++.h
> include/libgccjit.h
> @postexec if type ccache-update-links >/dev/null 2>&1; then ccache-update-links -v; fi
> @postunexec if type ccache-update-links >/dev/null 2>&1; then ccache-update-links -v; fi
> @comment Insert PLIST.lib here
> 
> # grep -v % /usr/ports/lang/gcc11/pkg-plist
> include/libgccjit++.h
> include/libgccjit.h
> @postexec if type ccache-update-links >/dev/null 2>&1; then ccache-update-links -v; fi
> @postunexec if type ccache-update-links >/dev/null 2>&1; then ccache-update-links -v; fi
> @comment Insert PLIST.lib here
> 
> 
> I do not know how much use is made of libgccjit*
> under FreeBSD.
> 
> 
> Looking around it seems that linux contexts seem to
> deal with such by bundling up libgccjit* material
> for separate installation so there ends up being
> either zero or one instance around, despite possibly
> having multiple gcc* vintages installed.

Lorenzo has created a fix for this which, sadly, is stuck upstream still:
  https://gcc.gnu.org/pipermail/gcc-patches/2022-November/606450.html

Gerald