Merge branch 'smattr/5d4e3a2b-8dff-4eee-81b1-76ad3a6885be' into 'master'
authorMatthew Fernandez <matthew.fernandez@gmail.com>
Wed, 4 Nov 2020 15:57:52 +0000 (15:57 +0000)
committerMatthew Fernandez <matthew.fernandez@gmail.com>
Wed, 4 Nov 2020 15:57:52 +0000 (15:57 +0000)
squash some compiler warnings

See merge request graphviz/graphviz!1651


Trivial merge