// Issue 13779: provide better error message when directly assigning to struct field in map

package main

func main() {
	type person struct{ age, weight, height int }
	students := map[string]person{"sally": person{12, 50, 32}}
	students["sally"].age = 3 // ERROR "cannot assign to struct field .* in map"

#unit = "sleeping dept."

# The state of the certificate owner.
state = "Example"

# The country of the subject. Two letter code.
country = "EX"

# The common name of the certificate owner.
cn = "Sally Certowner"

# In how many days, counting from today, this certificate will expire.
expiration_days = 365

# X.509 v3 extensions

# DNS name(s) of the server
dns_name = "localhost"

	// Read the final statistics
	runtime.ReadMemStats(&memstats)
	mallocs += memstats.Mallocs

	// Average the mallocs over the runs (not counting the warm-up).
	// We are forced to return a float64 because the API is silly, but do
	// the division as integers so we can ask if AllocsPerRun()==1
	// instead of AllocsPerRun()<2.
	return float64(mallocs / uint64(runs))

    @Override
    public int hashCode() {
      return slowItDown() + hash;
    }

    @Override
    public int compareTo(Element e) {
      int x = slowItDown();
      return x + super.compareTo(e) - x; // silly attempt to prevent opt
    }

    static int slowItDown() {
      int result = 0;
      for (int i = 1; i <= 1000; i++) {
        result += i;
      }
      return result;
    }
  }

   * created arrays to have a {@code @Nullable} element type even when they're created directly with
   * {@code new ImmutableMapEntry[...]}, so it seems silly to insist on that only here.
   */
  @SuppressWarnings("unchecked") // Safe as long as the javadocs are followed
  static <K, V> ImmutableMapEntry<K, V>[] createEntryArray(int size) {

//
// A perfect hash seemed like overkill.
//
// The compiler's switch statement is the clear winner
// as it produces a binary tree in code,
// with constant conditions and good branch prediction.
// (Sadly it is the most verbose in source code.)
// Binary search suffered from poor branch prediction.
func typeOf(n ast.Node) uint64 {
	// Fast path: nearly half of all nodes are identifiers.
	if _, ok := n.(*ast.Ident); ok {

func Hello(prefs ...language.Tag) string {
	if len(prefs) == 0 {
		prefs = DefaultUserPrefs()
	}
	return hello.find(prefs)
}

// Glass returns a localized silly phrase.
// If no prefs are given, Glass uses DefaultUserPrefs.
func Glass(prefs ...language.Tag) string {
	if len(prefs) == 0 {
		prefs = DefaultUserPrefs()
	}
	return glass.find(prefs)
}

		Authorization:  NewDelegatingAuthorizationOptions(),
		Audit:          NewAuditOptions(),
		Features:       NewFeatureOptions(),
		CoreAPI:        NewCoreAPIOptions(),
		// Wired a global by default that sadly people will abuse to have different meanings in different repos.
		// Please consider creating your own FeatureGate so you can have a consistent meaning for what a variable contains
		// across different repos.  Future you will thank you.

func Hello(prefs ...language.Tag) string {
	if len(prefs) == 0 {
		prefs = DefaultUserPrefs()
	}
	return hello.find(prefs)
}

// Glass returns a localized silly phrase.
// If no prefs are given, Glass uses DefaultUserPrefs.
func Glass(prefs ...language.Tag) string {
	if len(prefs) == 0 {
		prefs = DefaultUserPrefs()
	}
	return glass.find(prefs)
}

	return "", nil
}

// The Go build ID is stored at the beginning of the Mach-O __text segment.
// The caller has already opened filename, to get f, and read a few kB out, in data.
// Sadly, that's not guaranteed to hold the note, because there is an arbitrary amount
// of other junk placed in the file ahead of the main text.
func readMacho(name string, f *os.File, data []byte) (buildid string, err error) {