Instruct gdc to look for standard library in another directory

[Johann]

On Saturday, 1 July 2023 at 16:53:10 UTC, Johann wrote:
> On Saturday, 1 July 2023 at 15:36:55 UTC, Johann wrote:
>> On Saturday, 1 July 2023 at 10:18:43 UTC, Iain Buclaw wrote:
>>> Is it too much to ask downstream package maintainers to 
>>> politely use `/usr/share/dlang/{ldc,dmd}` ? :-)
>>
>> Thanks for your help, Iain. I am going to report a bug to the 
>> distro maintainers then.
>
> Meanwhile, I found out the problem can be worked around by 
> using `-nostdinc` option.
>
>
> ```
> -nostdinc
>     Do not search the standard system directories for D source 
> and interface files.  Only the directories that have been 
> specified with -I options (and the directory of the current 
> file, if appropriate) are searched.
> ```

Problem is now fixed by ldc openSUSE package maintainer.

https://bugzilla.opensuse.org/show_bug.cgi?id=1212913