Go - Customizing Go Binaries with Build Tags

In your source code put this as the first line:

// +build tag_name

or (to include):

//go:build tag_name

alternatively (to exclude):

// +build !tag_name

Then build with:

go build -tags tag_name

Go experiments

[!WARNING]
New versions of go have native support for this!

[!NOTE]
The experiments are available via build tags, so you can build with:

as of Go 1.22 the rangefunc experiment is available

• see: goexperiment package - internal/goexperiment - Go
  Packages
• see:
  go/src/internal/goexperiment/flags.go#L111

Sources

• Customizing Go Binaries with Build Tags
  (digitalocean.com)