var golang.org/x/text/language.regionToGroups

3 uses

	golang.org/x/text/language (current package)
		match.go#L676: 	aGroup := uint(regionToGroups[a]) << 1
		match.go#L677: 	bGroup := uint(regionToGroups[b]) << 1
		tables.go#L50: var regionToGroups = []uint8{ // 359 elements

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)