travis: improve installation dependencies
authorSitsofe Wheeler <sitsofe@yahoo.com>
Sun, 26 Jul 2020 02:13:03 +0000 (03:13 +0100)
committerSitsofe Wheeler <sitsofe@yahoo.com>
Sun, 26 Jul 2020 10:55:10 +0000 (11:55 +0100)
commitea621cdbcd330c279b6ae2188735db980a8aa7ab
treeb77c0778b54016714a1f30dff4bfad0cef2cd16e
parent8d2e9d66c6307d951eaf172415be2de4bbac6cfd
travis: improve installation dependencies

- On Ubuntu add bison/flex dependencies for lex arithmetic, add
  libgoogle-perftools-dev so we can link against tcmalloc.
- Invoke pip3 just the once on macOS

Signed-off-by: Sitsofe Wheeler <sitsofe@yahoo.com>
ci/travis-install.sh