defer r.mu.Unlock()
	var err error
	if r.fr != nil {
		err = r.fr.Close()
		flateReaderPool.Put(r.fr)
		r.fr = nil
	}
	return err
}

var (
	compressors   sync.Map // map[uint16]Compressor
	decompressors sync.Map // map[uint16]Decompressor
)

func init() {
	compressors.Store(Store, Compressor(func(w io.Writer) (io.WriteCloser, error) { return &nopCloser{w}, nil }))

import (
	"runtime"
	"testing"
)

func TestAddFlagsNative(t *testing.T) {
	var numbers = []int64{
		1, 0, -1,
		2, -2,
		1<<63 - 1, -1 << 63,
	}
	coverage := map[flagConstant]bool{}
	for _, x := range numbers {
		for _, y := range numbers {
			a := addFlags64(x, y)
			b := flagRegister2flagConstant(asmAddFlags(x, y), false)
			if a != b {

}

// test case from the issue

type SliceConstraint[T any] interface {
	[]T
}

func Map[S SliceConstraint[E], E any](s S, f func(E) E) S {
	return s
}

type MySlice []int

func f(s MySlice) {
	Map[MySlice /* ERROR "MySlice does not satisfy SliceConstraint[int] (possibly missing ~ for []int in SliceConstraint[int])" */, int](s, nil)

func MapBucketOf(x, y Type) Type {
	return toType(bucketOf(x.common(), y.common()))
}

func CachedBucketOf(m Type) Type {
	t := m.(*rtype)
	if Kind(t.t.Kind_&abi.KindMask) != Map {
		panic("not map")
	}
	tt := (*mapType)(unsafe.Pointer(t))
	return toType(tt.Bucket)
}

type EmbedWithUnexpMeth struct{}

func (EmbedWithUnexpMeth) f() {}

type pinUnexpMeth interface {
	f()
}

		files = append(files, mustParse(src))
	}

	// resolve and type-check package AST
	importer := new(resolveTestImporter)
	conf := Config{Importer: importer}
	uses := make(map[*syntax.Name]Object)
	defs := make(map[*syntax.Name]Object)
	_, err := conf.Check("testResolveIdents", files, &Info{Defs: defs, Uses: uses})
	if err != nil {
		t.Fatal(err)
	}

	// check that all packages were imported

	go ServeConn(srv)

	client := NewClient(cli)
	defer client.Close()

	// Map
	arg := 7
	replyMap := map[int]int{}
	err := client.Call("BuiltinTypes.Map", arg, &replyMap)
	if err != nil {
		t.Errorf("Map: expected no error but got string %q", err.Error())
	}
	if replyMap[arg] != arg {
		t.Errorf("Map: expected %d got %d", arg, replyMap[arg])
	}

	// Slice
	replySlice := []int{}

		args: args,
	}
}

func (k *ImplA[T]) setData(data string) InterfaceA[T] {
	k.data = data
	return k
}

func Foo[M ~map[InterfaceA[T]]V, T comparable, V any](m M) {
	// DO SOMETHING HERE
	return
}

func Bar() {
	keys := make([]InterfaceA[int], 0, 10)
	m := make(map[InterfaceA[int]]int)
	for i := 0; i < 10; i++ {
		keys = append(keys, NewInterfaceA[int](i))
		m[keys[i]] = i
	}

	Foo(m) // panic here

	// This function can be called from the init function of a plugin.
	// Drop a placeholder in the map so subsequent opens can wait on it.
	p := &Plugin{
		pluginpath: pluginpath,
		loaded:     make(chan struct{}),
	}
	plugins[filepath] = p
	pluginsMu.Unlock()

	doInit(initTasks)

	// Fill out the value of each plugin symbol.
	updatedSyms := map[string]any{}
	for symName, sym := range syms {
		isFunc := symName[0] == '.'

func (p *Profile) Prune(dropRx, keepRx *regexp.Regexp) {
	prune := make(map[uint64]bool)
	pruneBeneath := make(map[uint64]bool)

	// simplifyFunc can be expensive, so cache results.
	// Note that the same function name can be encountered many times due
	// different lines and addresses in the same function.
	pruneCache := map[string]bool{} // Map from function to whether or not to prune
	pruneFromHere := func(s string) bool {

stdout '^flag \[fmt\.test\] MAP: map\[fmt:fmt \[fmt\.test\]\]'
stdout '^fmt\.test MAP: map\[(.* )?testing:testing \[fmt\.test\]'
! stdout '^fmt\.test MAP: map\[(.* )?os:'
stdout '^fmt\.test IMPORT: \[fmt \[fmt\.test\] fmt_test \[fmt\.test\] os reflect testing \[fmt\.test\] testing/internal/testdeps \[fmt\.test\]\]'


-- a/b/b.go --
package b

import _ "c/d"
-- a/vendor/c/d/d.go --