// Go or assembly) and given a linkname, it may be
		// referenced from another package, so make it
		// callable via any ABI. It's important that we know
		// it's defined in this package since other packages
		// may "pull" symbols using linkname and we don't want
		// to create duplicate ABI wrappers.
		//
		// However, if it's given a linkname for exporting to

// actually supports the instructions used by the AES-based
// hash implementation.
var useAeshash bool

// in asm_*.s

// memhash should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/aacfactory/fns
//   - github.com/dgraph-io/ristretto
//   - github.com/minio/simdjson-go
//   - github.com/nbd-wtf/go-nostr

package runtime

import (
	"internal/abi"
	"unsafe"
)

// Should be a built-in for unsafe.Pointer?
//
// add should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - fortio.org/log
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//
//go:linkname add
//go:nosplit

//
// TODO: Perfect for go:nosplitrec since we can't have a safe point
// anywhere in the bulk barrier or memmove.
//
// typedmemmove should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/RomiChan/protobuf
//   - github.com/segmentio/encoding
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//

	}
	return
}

// runtime_FrameStartLine returns the start line of the function in a Frame.
//
// runtime_FrameStartLine should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/grafana/pyroscope-go/godeltaprof
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//

//
// It contains an even number of elements, (tag, value) pairs.
var auxv []uintptr

// golang.org/x/sys/cpu uses getAuxv via linkname.
// Do not remove or change the type signature.
// (See go.dev/issue/57336.)
//
// getAuxv should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/cilium/ebpf
//

	// Use long-link files if Name or Linkname exceeds the field size.
	const longName = "././@LongLink"
	if len(hdr.Name) > nameSize {
		data := hdr.Name + "\x00"
		if err := tw.writeRawFile(longName, data, TypeGNULongName, FormatGNU); err != nil {
			return err
		}
	}
	if len(hdr.Linkname) > nameSize {
		data := hdr.Linkname + "\x00"
		if err := tw.writeRawFile(longName, data, TypeGNULongLink, FormatGNU); err != nil {

	}
	if asanenabled {
		asanread(from, copymem)
	}

	memmove(to, from, copymem)

	return to
}

// makeslice should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/bytedance/sonic
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//
//go:linkname makeslice

		t.Fatalf("os.Stat:1 %v", err)
	}
	hdr.Typeflag = TypeSymlink
	// Force a PAX long linkname to be written
	longLinkname := strings.Repeat("1234567890/1234567890", 10)
	hdr.Linkname = longLinkname

	hdr.Size = 0
	var buf bytes.Buffer
	writer := NewWriter(&buf)
	if err := writer.WriteHeader(hdr); err != nil {
		t.Fatal(err)
	}
	if err := writer.Close(); err != nil {
		t.Fatal(err)
	}

		// restore the preemption request in case we've cleared it in newstack
		gp.stackguard0 = stackPreempt
	}
}

// reflect_typelinks is meant for package reflect,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - gitee.com/quant1x/gox
//   - github.com/goccy/json
//   - github.com/modern-go/reflect2
//   - github.com/vmware/govmomi