language: go
go:
 - 1.9.x
 - 1.10.x
 - 1.11.x
 - 1.12.x
 - 1.13.x

script:
 - go test -v -race ./...
 - GOOS=linux   GOARCH=amd64   go build .
 - GOOS=linux   GOARCH=arm     go build .
 - GOOS=linux   GOARCH=arm64   go build .
 - GOOS=linux   GOARCH=ppc64le go build .
 - (go version | grep go1.6 > /dev/null) || GOOS=linux   GOARCH=s390x   go build .
# can be compiled but not functional:
 - GOOS=linux   GOARCH=386     go build .
 - GOOS=windows GOARCH=amd64   go build .