// be a placeholder for a receiver type parameter. In this case we can
			// resolve its type and object from Checker.recvTParamMap.
			if tpar := check.recvTParamMap[e]; tpar != nil {
				x.mode = typexpr
				x.typ = tpar
			} else {
				check.error(e, InvalidBlank, "cannot use _ as value or type")
			}
		} else {
			check.errorf(e, UndeclaredName, "undefined: %s", e.Value)
		}
		return

			// be a placeholder for a receiver type parameter. In this case we can
			// resolve its type and object from Checker.recvTParamMap.
			if tpar := check.recvTParamMap[e]; tpar != nil {
				x.mode = typexpr
				x.typ = tpar
			} else {
				check.error(e, InvalidBlank, "cannot use _ as value or type")
			}
		} else {
			check.errorf(e, UndeclaredName, "undefined: %s", e.Name)
		}
		return
	case universeComparable:

   * </ol>
   */
  private static Type canonicalizeTypeArg(TypeVariable<?> declaration, Type typeArg) {
    return typeArg instanceof WildcardType
        ? canonicalizeWildcardType(declaration, ((WildcardType) typeArg))
        : canonicalizeWildcardsInType(typeArg);
  }

  private static Type canonicalizeWildcardsInType(Type type) {
    if (type instanceof ParameterizedType) {

   * </ol>
   */
  private static Type canonicalizeTypeArg(TypeVariable<?> declaration, Type typeArg) {
    return typeArg instanceof WildcardType
        ? canonicalizeWildcardType(declaration, ((WildcardType) typeArg))
        : canonicalizeWildcardsInType(typeArg);
  }

  private static Type canonicalizeWildcardsInType(Type type) {
    if (type instanceof ParameterizedType) {

	TypeRegA = '\x00'

	// Type '1' to '6' are header-only flags and may not have a data body.
	TypeLink    = '1' // Hard link
	TypeSymlink = '2' // Symbolic link
	TypeChar    = '3' // Character device node
	TypeBlock   = '4' // Block device node
	TypeDir     = '5' // Directory
	TypeFifo    = '6' // FIFO node

	// Type '7' is reserved.
	TypeCont = '7'

	// Type 'x' is used by the PAX format to store key-value records that

	model.DebugTrigger:    pushTriggers.With(typeTag.Value(string(model.DebugTrigger))),
	model.SecretTrigger:   pushTriggers.With(typeTag.Value(string(model.SecretTrigger))),
	model.NetworksTrigger: pushTriggers.With(typeTag.Value(string(model.NetworksTrigger))),
	model.ProxyRequest:    pushTriggers.With(typeTag.Value(string(model.ProxyRequest))),

	typemap.Set(tm, &TestStruct{Field: "pointer"})
	typemap.Set[TestInterface[string]](tm, TestStruct{Field: "interface"})

	assert.Equal(t, typemap.Get[int](tm), ptr.Of(1))
	assert.Equal(t, typemap.Get[int32](tm), ptr.Of(int32(2)))
	assert.Equal(t, typemap.Get[string](tm), ptr.Of("string"))
	assert.Equal(t, typemap.Get[*TestStruct](tm), ptr.Of(&TestStruct{Field: "pointer"}))

	)

	testcases := []struct {
		wantFrom any
		got      reflect.Type
	}{
		{new(int), reflect.TypeFor[int]()},
		{new(int64), reflect.TypeFor[int64]()},
		{new(string), reflect.TypeFor[string]()},
		{new(mystring), reflect.TypeFor[mystring]()},
		{new(any), reflect.TypeFor[any]()},
		{new(myiface), reflect.TypeFor[myiface]()},
	}
	for _, tc := range testcases {
		want := reflect.ValueOf(tc.wantFrom).Elem().Type()

		switch path.Clean(name) {
		case ".", slashSeparator:
			continue
		}

		switch header.Typeflag {
		case tar.TypeDir: // = directory
			if o.ignoreDirs {
				continue
			}
			name = trimLeadingSlash(pathJoin(name, slashSeparator))
		case tar.TypeReg, tar.TypeChar, tar.TypeBlock, tar.TypeFifo, tar.TypeGNUSparse: // = regular
			name = trimLeadingSlash(path.Clean(name))
		default:
			// ignore symlink'ed

/* A trivial example of wrapping a C library using SWIG.  */

%{
#include <stdio.h>
#include <stdlib.h>
%}

%typemap(gotype) const char * "string"
%typemap(in) const char * %{
	$1 = malloc($input.n + 1);
	memcpy($1, $input.p, $input.n);
	$1[$input.n] = '\0';
%}
%typemap(freearg) const char * %{
	free($1);
%}

FILE *fopen(const char *name, const char *mode);
int fclose(FILE *);