func internal/goroot.IsStandardPackage

2 uses

	internal/goroot (current package)
		gc.go#L19: func IsStandardPackage(goroot, compiler, path string) bool {

	go/build
		build.go#L710: 		if ctxt.Compiler == "gccgo" && goroot.IsStandardPackage(ctxt.GOROOT, ctxt.Compiler, path) {