if f := Cos(Conj(v.in)); !cAlike(Conj(v.want), f) && !cAlike(v.in, Conj(v.in)) {
			t.Errorf("Cos(%g) = %g, want %g", Conj(v.in), f, Conj(v.want))
		}
		if math.IsNaN(real(v.in)) || math.IsNaN(real(v.want)) {
			// Negating NaN is undefined with regard to the sign bit produced.
			continue
		}
		// Cos(-z)  == Cos(z)
		if f := Cos(-v.in); !cAlike(v.want, f) && !cAlike(v.in, -v.in) {

import (
	"fmt"
	"math"
)

func calike(a, b complex128) bool {
	if imag(a) != imag(b) && !(math.IsNaN(imag(a)) && math.IsNaN(imag(b))) {
		return false
	}

	if real(a) != real(b) && !(math.IsNaN(real(a)) && math.IsNaN(real(b))) {
		return false
	}

	return true
}

func main() {
	bad := false
	for _, t := range tests {
		x := t.f / t.g
		if !calike(x, t.out) {
			if !bad {
				fmt.Printf("BUG\n")

)

type fdType = syscall.Handle

func maybeSkipKeepAliveTest(t *testing.T) {
	// TODO(panjf2000): Unlike Unix-like OS's, old Windows (prior to Windows 10, version 1709)
	// 	doesn't provide any ways to retrieve the current TCP keep-alive settings, therefore
	// 	we're not able to run the test suite similar to Unix-like OS's on Windows.
	//  Try to find another proper approach to test the keep-alive settings on old Windows.

	panic(5)
}

func test6() {
	// Sequential panic.
	// Like test3, but changed recover to defer (same change as test4 → test5).
	defer mustNotRecover()
	defer func() {
		defer recover()	// like a normal call from this func; runs because mustRecover stops the panic
		defer mustRecover(3)
		panic(3)
	}()
	panic(2)
}

func test7() {
	// Like test6, but swapped defer order.

		// the user supplied root directory named like "pod-resources" or so.
		return "", fmt.Errorf("cannot infer the podresources directory from path %q", path)
	}
	// windows pipes are expected to use forward slashes: https://learn.microsoft.com/windows/win32/ipc/pipe-names
	// so using `url` like we do on unix gives us unclear benefits - see https://github.com/kubernetes/kubernetes/issues/78628

    Java package; see https://goo.gl/pRV3Yn for details.

    The summary is that it ignores one file in favor of the other.
    util.concurrent, like nearly all our packages, has two .gwt.xml files: one
    for prod and one for tests. However, unlike our other packages, as of this
    writing it has test supersource but no prod supersource.

    GWT happens to use the prod .gwt.xml, so it looks for no supersource for

		err = os.Rename(oldpath, newpath)
		return err, isEphemeralError(err)
	})
}

// readFile is like os.ReadFile, but retries ephemeral errors.
func readFile(filename string) ([]byte, error) {
	var b []byte
	err := retry(func() (err error, mayRetry bool) {
		b, err = os.ReadFile(filename)

		// Unlike in rename, we do not retry errFileNotFound here: it can occur

    Java package; see https://goo.gl/pRV3Yn for details.

    The summary is that it ignores one file in favor of the other.
    util.concurrent, like nearly all our packages, has two .gwt.xml files: one
    for prod and one for tests. However, unlike our other packages, as of this
    writing it has test supersource but no prod supersource.

    GWT happens to use the prod .gwt.xml, so it looks for no supersource for

    Java package; see https://goo.gl/pRV3Yn for details.

    The summary is that it ignores one file in favor of the other.
    util.concurrent, like nearly all our packages, has two .gwt.xml files: one
    for prod and one for tests. However, unlike our other packages, as of this
    writing it has test supersource but no prod supersource.

    GWT happens to use the prod .gwt.xml, so it looks for no supersource for

    Java package; see https://goo.gl/pRV3Yn for details.

    The summary is that it ignores one file in favor of the other.
    util.concurrent, like nearly all our packages, has two .gwt.xml files: one
    for prod and one for tests. However, unlike our other packages, as of this
    writing it has test supersource but no prod supersource.

    GWT happens to use the prod .gwt.xml, so it looks for no supersource for