// have been serialized so far, most recently used first.
// Note: when a bucket overflows we may end up
// serializing a type more than once. That's ok.
const (
	typeCacheBuckets = 256
	typeCacheAssoc   = 4
)

type typeCacheBucket struct {
	t [typeCacheAssoc]*_type
}

var typecache [typeCacheBuckets]typeCacheBucket

// dump a uint64 in a varint format parseable by encoding/binary.

}

func panicmakeslicecap() {
	panic(errorString("makeslice: cap out of range"))
}

// makeslicecopy allocates a slice of "tolen" elements of type "et",
// then copies "fromlen" elements of type "et" into that new allocation from "from".
func makeslicecopy(et *_type, tolen int, fromlen int, from unsafe.Pointer) unsafe.Pointer {
	var tomem, copymem uintptr
	if uintptr(tolen) > uintptr(fromlen) {
		var overflow bool

}

// tryRegAssignArg tries to register-assign a value of type t.
// If this type is nested in an aggregate type, then offset is the
// offset of this type within its parent type.
// Assumes t.size <= goarch.PtrSize and t.size != 0.
//
// Returns whether the assignment succeeded.
func (p *abiDesc) tryRegAssignArg(t *_type, offset uintptr) bool {
	switch k := t.Kind_ & abi.KindMask; k {

	}

	if req.ContentLength > 0 {
		env = append(env, fmt.Sprintf("CONTENT_LENGTH=%d", req.ContentLength))
	}
	if ctype := req.Header.Get("Content-Type"); ctype != "" {
		env = append(env, "CONTENT_TYPE="+ctype)
	}

	envPath := os.Getenv("PATH")
	if envPath == "" {
		envPath = "/bin:/usr/bin:/usr/ucb:/usr/bsd:/usr/local/bin"
	}
	env = append(env, "PATH="+envPath)

	parent_tid *int32
	flags      int32
	rtp        *rtprio
	spare      [3]uintptr
}

type thread int32 // long

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp    uintptr
	ss_size  uintptr
	ss_flags int32
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32
	si_uid    uint32
	si_status int32

	flags      int32
	pad_cgo_0  [4]byte
	rtp        *rtprio
	spare      [3]uintptr
}

type thread int64 // long

type sigset struct {
	__bits [4]uint32
}

type stackt struct {
	ss_sp     uintptr
	ss_size   uintptr
	ss_flags  int32
	pad_cgo_0 [4]byte
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32
	si_uid    uint32

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime

import "unsafe"

func checkptrAlignment(p unsafe.Pointer, elem *_type, n uintptr) {
	// nil pointer is always suitably aligned (#47430).
	if p == nil {
		return
	}

	// Check that (*[n]elem)(p) is appropriately aligned.

	if done {
		return
	}

	code := StatusOK

	// If Content-Type isn't set, use the file's extension to find it, but
	// if the Content-Type is unset explicitly, do not sniff the type.
	ctypes, haveType := w.Header()["Content-Type"]
	var ctype string
	if !haveType {
		ctype = mime.TypeByExtension(filepath.Ext(name))
		if ctype == "" {
			// read a chunk to decide between utf-8 text and binary

// depending on indir. The top parameter is whether we are at the top
// level, where Go pointers are allowed. Go pointers to pinned objects are
// allowed as long as they don't reference other unpinned pointers.
func cgoCheckArg(t *_type, p unsafe.Pointer, indir, top bool, msg string) {
	if !t.Pointers() || p == nil {
		// If the type has no pointers there is nothing to do.
		return
	}

	if tid == 0 {
		return nil, plainError("missing tid")
	}

	f := efaceOf(&fn)
	if f._type == nil || f._type.Kind_&abi.KindMask != abi.Func {
		return nil, plainError("fn must be a function")
	}
	fv := (*funcval)(f.data)

	a := efaceOf(&stackArgs)
	if a._type != nil && a._type.Kind_&abi.KindMask != abi.Pointer {
		return nil, plainError("args must be a pointer or nil")
	}
	argp := a.data