[MacPorts] #57809: ngsolve: error: invalid value 'c++17' in '-std=c++17'

[MacPorts]

#57809: ngsolve: error: invalid value 'c++17' in '-std=c++17'
------------------------+---------------------------------
 Reporter:  ryandesign  |      Owner:  MarcusCalhoun-Lopez
     Type:  defect      |     Status:  assigned
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:
 Keywords:              |       Port:  ngsolve
------------------------+---------------------------------
 [https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/79408/steps
 /install-port/logs/stdio ngsolve needs a C++17-capable compiler]:

 {{{
 error: invalid value 'c++17' in '-std=c++17'
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/57809>
MacPorts <https://www.macports.org/>
Ports system for macOS