break
		}
	}
	if ok && !*flags.SymABIs {
		ctxt.NumberSyms()
		obj.WriteObjFile(ctxt, buf)
	}
	if !ok || diag {
		if failedFile != "" {
			log.Printf("assembly of %s failed", failedFile)
		} else {
			log.Print("assembly failed")
		}
		buf.Close()
		os.Remove(*flags.OutputFile)
		os.Exit(1)
	}

	if platformToolDir == "." {
		return errors.New("failed to locate cmd/compile for target platform")
	}
	relToolDir, err := filepath.Rel(filepath.Join(goroot), platformToolDir)
	if err != nil {
		return err
	}
	if err := adb("push", platformToolDir, path.Join(deviceGoroot, relToolDir)); err != nil {
		return err
	}

	// Copy all other files from GOROOT.
	dirents, err := os.ReadDir(goroot)
	if err != nil {

		fatal("x = %d, want 1", x)
	}

	// Open this file itself and verify that the first few characters are
	// as expected.
	f := Fopen("main.go", "r")
	if f.Swigcptr() == 0 {
		fatal("fopen failed")
	}
	if Fgetc(f) != '/' || Fgetc(f) != '/' || Fgetc(f) != ' ' || Fgetc(f) != 'C' {
		fatal("read unexpected characters")
	}
	if Fclose(f) != 0 {
		fatal("fclose failed")
	}

	println("OK")
}