[MacPorts] #64436: sundials @5.8.0 won't install on < 10.8 because mpich-clang12 doesn't exist

[MacPorts]

#64436: sundials @5.8.0 won't install on < 10.8 because mpich-clang12 doesn't exist
--------------------+----------------------------
 Reporter:  kencu   |      Owner:  (none)
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  sundials mpich
--------------------+----------------------------
 the default compiler moved up on older systems, but the mpich ports the
 mpi Portgroup haven't included clang-12 yet.

 That leads to failures such as:

 https://build.macports.org/builders/ports-10.7_x86_64-builder/builds/83561/steps
 /install-port/logs/stdio

 {{{
 --->  Configuring sundials
 DEBUG: Preferred compilers: macports-clang-12 macports-clang-11 macports-
 clang-10 macports-clang-9.0 macports-clang-8.0 macports-clang-7.0
 macports-clang-6.0 macports-clang-5.0 macports-clang-13 macports-clang-3.7
 macports-clang-3.4
 DEBUG: Using compiler 'MacPorts Clang 12'
 DEBUG: Executing proc-pre-org.macports.configure-configure-0
 DEBUG: CPPFLAGS="-I/opt/local/include" inserted into CFLAGS="-Os -DNDEBUG
 -I/opt/local/include" CXXFLAGS="-Os -DNDEBUG -I/opt/local/include
 -stdlib=libc++"
 DEBUG: Executing proc-pre-org.macports.configure-configure-1
 DEBUG: Executing proc-pre-org.macports.configure-configure-2
 DEBUG: Active variants check for source-type install considers
 depends_fetch depends_extract depends_lib depends_build depends_run:
 SuiteSparse_KLU libgcc cmake gcc11 clang-12
 DEBUG: Executing proc-pre-org.macports.configure-configure-3
 DEBUG: compilers.enforce_c list:
 DEBUG: compilers.enforce_fortran list:
 DEBUG: compilers.enforce_some_fortran list:
 DEBUG: Executing proc-pre-org.macports.configure-configure-4
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error: active_variants: Error: invalid port depspec ''
 Error:   expecting either: port or (bin|lib|path):foo:port
 Error:  has a different Fortran variant () than the one selected, gcc11
 (via +gfortran).
 Error: Failed to configure sundials: Install  +gcc11
 DEBUG: Error code: NONE
 DEBUG: Backtrace: Install  +gcc11
     while executing
 "$pre $targetname"
 Error: See
 /opt/local/var/macports/logs/_opt_bblocal_var_buildworker_ports_build_ports_math_sundials/sundials/main.log
 for details.
 Error: Follow https://guide.macports.org/#project.tickets if you believe
 there is a bug.
 Error: Processing of port sundials failed
 Build of 'sundials' failed.
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/64436>
MacPorts <https://www.macports.org/>
Ports system for macOS