ccArgs = append(cc, "-o", exe, "-nopie", "main5.c", "libgo2.a")
		out, err = exec.Command(ccArgs[0], ccArgs[1:]...).CombinedOutput()
		t.Logf("%v\n%s", ccArgs, out)
	}

	// Don't use either -no-pie or -nopie
	if err != nil && bytes.Contains(out, []byte("unrecognized")) {
		ccArgs = append(cc, "-o", exe, "main5.c", "libgo2.a")
		out, err = exec.Command(ccArgs[0], ccArgs[1:]...).CombinedOutput()

	fmt.Fprintf(os.Stderr, "Flags:\n")
	flag.PrintDefaults()
	os.Exit(2)
}

func main() {
	log.SetFlags(0)
	log.SetPrefix("doc: ")
	telemetry.Start()
	dirsInit()
	err := do(os.Stdout, flag.CommandLine, os.Args[1:])
	if err != nil {
		log.Fatal(err)
	}
}

// do is the workhorse, broken out of main to make testing easier.
func do(writer io.Writer, flagSet *flag.FlagSet, args []string) (err error) {

// license that can be found in the LICENSE file.

// The gen command generates Go code (in the parent directory) for all
// the architecture-specific opcodes, blocks, and rewrites.
package main

import (
	"bytes"
	"flag"
	"fmt"
	"go/format"
	"log"
	"math/bits"
	"os"
	"path"
	"regexp"
	"runtime"
	"runtime/pprof"
	"runtime/trace"
	"sort"
	"strings"
	"sync"
)

//go:build darwin || dragonfly || freebsd || illumos || linux || netbsd || openbsd

// This program can be used as go_android_GOARCH_exec by the Go tool.
// It executes binaries on an android device using adb.
package main

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"log"
	"os"
	"os/exec"
	"os/signal"
	"path"
	"path/filepath"
	"regexp"
	"runtime"
	"strconv"
	"strings"
	"sync"
	"syscall"
)

	if GOOS == "darwin" || GOOS == "ios" {
		linkFlags = ""
	}

	runCC(t, "-o", cmd, "main2.c", linkFlags, libname)

	defer os.Remove(libname)
	defer os.Remove(bin)

	out := runExe(t, []string{"LD_LIBRARY_PATH=."}, bin)

	if strings.TrimSpace(out) != "PASS" {
		t.Error(out)
	}
}

// test3: tests main.main is exported on android.
func TestMainExportedOnAndroid(t *testing.T) {
	globalSkip(t)

              files=".*[/\\]stdlib-java-extensions[/\\]src[/\\]main[/\\]java[/\\]org[/\\]gradle[/\\]api[/\\][^/\\]+"/>
    <suppress checks="JavadocPackage"
              files=".*[/\\]model-core[/\\]src[/\\]main[/\\]java[/\\]org[/\\]gradle[/\\]api[/\\][^/\\]+"/>
    <suppress checks="JavadocPackage"
              files=".*[/\\]core[/\\]src[/\\]main[/\\]java[/\\]org[/\\]gradle[/\\]api[/\\][^/\\]+"/>
    <suppress checks="JavadocPackage"

                    }
                """
            )
            withDirectory("v1/src/main").v1()
            withDirectory("v2/src/main").v2()
            val sourceRoots = if (File(withDirectory("v2/src/main"), "java").exists()) {
                "v2/src/main/java"
            } else {
                "v2/src/main/kotlin"
            }
            withDirectory("binary-compatibility").apply {

func TestDWARFSections(t *testing.T) {
	// test that DWARF sections are emitted for plugins and programs importing "plugin"
	globalSkip(t)
	goCmd(t, "run", "./checkdwarf/main.go", "plugin2.so", "plugin2.UnexportedNameReuse")
	goCmd(t, "run", "./checkdwarf/main.go", "./host.exe", "main.main")
}

func TestBuildID(t *testing.T) {
	// check that plugin has build ID.
	globalSkip(t)
	b := goCmd(t, "tool", "buildid", "plugin1.so")

                    buildKtSourceModule {
                        addSourceRoot(testDataPath(root).resolve("main"))
                        addRegularDependency(main)
                        platform = JvmPlatforms.defaultJvmPlatform
                        moduleName = "main"
                    }
                )
            }
        }

	// will not normalize the trailing / to a \ on Windows.
	srcPath := t.TempDir() + string(filepath.Separator) + "\npackage main\nfunc main() { panic(string([]rune{'u', 'h', '-', 'o', 'h'}))\n/*/main.go"
	mainSrc := ` package main

func main() {
	/* nothing here */
	println("ok")
}
`
	if err := os.MkdirAll(filepath.Dir(srcPath), 0777); err != nil {