SysoFiles         []string // .syso system object files to add to archive

	// Cgo directives
	CgoCFLAGS    []string // Cgo CFLAGS directives
	CgoCPPFLAGS  []string // Cgo CPPFLAGS directives
	CgoCXXFLAGS  []string // Cgo CXXFLAGS directives
	CgoFFLAGS    []string // Cgo FFLAGS directives
	CgoLDFLAGS   []string // Cgo LDFLAGS directives
	CgoPkgConfig []string // Cgo pkg-config directives

	// Test information

		fmt.Fprintf(fm, "void _cgo_release_context(size_t ctxt __attribute__((unused))) { }\n")
		fmt.Fprintf(fm, "char* _cgo_topofstack(void) { return (char*)0; }\n")
	} else {
		// If we're not importing runtime/cgo, we *are* runtime/cgo,
		// which provides these functions. We just need a prototype.
		fmt.Fprintf(fm, "void crosscall2(void(*fn)(void*), void *a, int c, size_t ctxt);\n")
		fmt.Fprintf(fm, "size_t _cgo_wait_runtime_init_done(void);\n")

	// Trapping instruction or we're at the function entry point.
	return u.frame.pc
}

// cgoCallers populates pcBuf with the cgo callers of the current frame using
// the registered cgo unwinder. It returns the number of PCs written to pcBuf.
// If the current frame is not a cgo frame or if there's no registered cgo
// unwinder, it returns 0.
func (u *unwinder) cgoCallers(pcBuf []uintptr) int {

	tg.run("list", "-test", "runtime/cgo")
	tg.grepStdout(`^runtime/cgo$`, "missing runtime/cgo")

	tg.run("list", "-deps", "-f", "{{if .DepOnly}}{{.ImportPath}}{{end}}", "sort")
	tg.grepStdout(`^internal/reflectlite$`, "missing internal/reflectlite")
	tg.grepStdoutNot(`^sort`, "unexpected sort")
}

func TestGoListCompiledCgo(t *testing.T) {
	tooSlow(t, "compiles cgo files")

	tg := testgo(t)

	if t.cgoEnabled {
		// Building cmd/cgo/internal/test takes a long time.
		// There are already cgo-enabled packages being tested with the race detector.
		// We shouldn't need to redo all of cmd/cgo/internal/test too.
		// The race builder will take care of this.
		// t.registerTest(hdr, &goTest{variant: "race", race: true, env: []string{"GOTRACEBACK=2"}, pkg: "cmd/cgo/internal/test"})
	}
	if t.extLink() {

		case "loong64", "mips", "mipsle", "mips64", "mips64le":
			// Internally linking cgo is incomplete on some architectures.
			// https://golang.org/issue/14449
			return true
		case "arm64":
			if goos == "windows" {
				// windows/arm64 internal linking is not implemented.
				return true
			}
		case "ppc64":
			// Big Endian PPC64 cgo internal linking is not implemented for aix or linux.

		if len(l) < 5 || l[:4] != "#cgo" || !unicode.IsSpace(rune(l[4])) {
			linesOut = append(linesOut, line)
		} else {
			linesOut = append(linesOut, "")

			// #cgo (nocallback|noescape) <function name>
			if fields := strings.Fields(l); len(fields) == 3 {
				directive := fields[1]
				funcName := fields[2]
				if directive == "nocallback" {
					fatalf("#cgo nocallback disabled until Go 1.23")

		// The startup code uses an import of runtime/cgo to decide
		// whether to initialize the TLS.  So give it one. This could
		// be handled differently but it's an unusual case.
		if lib := loadinternal(ctxt, "runtime/cgo"); lib != nil && lib.Shlib == "" {
			if ctxt.BuildMode == BuildModeShared || ctxt.linkShared {
				Exitf("cannot implicitly include runtime/cgo in a shared library")
			}
			for ; i < len(ctxt.Library); i++ {

// mkerrors.sh -m64
// Code generated by the command above; DO NOT EDIT.

// Created by cgo -godefs - DO NOT EDIT
// cgo -godefs -- -m64 _const.go

//go:build arm64 && darwin

package syscall

const (
	AF_APPLETALK                      = 0x10
	AF_CCITT                          = 0xa
	AF_CHAOS                          = 0x5
	AF_CNT                            = 0x15
	AF_COIP                           = 0x14

// mkerrors.sh -m64
// Code generated by the command above; DO NOT EDIT.

// Created by cgo -godefs - DO NOT EDIT
// cgo -godefs -- -m64 _const.go

//go:build amd64 && darwin

package syscall

const (
	AF_APPLETALK                      = 0x10
	AF_CCITT                          = 0xa
	AF_CHAOS                          = 0x5
	AF_CNT                            = 0x15
	AF_COIP                           = 0x14