[macports-ports] branch master updated (616d91d -> c6701d8)

[Chris Jones]

Chris Jones (cjones051073) pushed a change to branch master
in repository macports-ports.

    from 616d91d  SoapySDRPlay: add cxx11 group
     new f9989e5  isl: update to 0.21
     new be936af  gcc{6,7,8}: rev bump following isl update
     new 52ba220  add clang 8.0 to clang compilers list
     new c6701d8  gcc9: update to 20190331 tag

The 4 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 _resources/port1.0/compilers/clang_compilers.tcl | 1 +
 devel/isl/Portfile                               | 9 +++++----
 lang/gcc6/Portfile                               | 4 ++--
 lang/gcc7/Portfile                               | 4 ++--
 lang/gcc8/Portfile                               | 4 ++--
 lang/gcc9/Portfile                               | 2 +-
 6 files changed, 13 insertions(+), 11 deletions(-)