cannot update `graphviz' after OSX update to 15.3

[Ryan Carsten Schmidt]


On Mar 26, 2025, at 11:29, joerg van den hoff wrote:
> I did a major OSX update (from 12.x to 15.3 ...) and have run into this problem after having update the Xcode command line tools and issuing port migrate.
> 
> the graphiz package (which is a dependency of the `feh' image viewer which is the actual package I do need) refuses to install:
> 
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with -std=c++17... no
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with +std=c++17... no
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with -h std=c++17... no
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with -std=c++1z... no
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with +std=c++1z... no
> :info:configure checking whether /usr/bin/clang++ supports C++17 features with -h std=c++1z... no
> :info:configure configure: error: *** A compiler with support for C++17 language features is required.
> 
> I do see this with
> 
> clang --version
> Apple clang version 16.0.0 (clang-1600.0.26.6)
> 
> and I believe this is as it should be with OSX 15.3?
> 
> my question: can this be fixed on my side or is this a principal issue currently?

Please try https://trac.macports.org/wiki/ProblemHotlist#clts16
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.macports.org/pipermail/macports-users/attachments/20250326/272bdeba/attachment.htm>