/**
 * Copyright 2024 Cloudwego Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package rt

import "unsafe"

// NoEscape hides a pointer from escape analysis. NoEscape is
// the identity function but escape analysis doesn't think the
// output depends on the input. NoEscape is inlined and currently
// compiles down to zero instructions.
// USE CAREFULLY!
//
//go:nosplit
//goland:noinspection GoVetUnsafePointer
func NoEscape(p unsafe.Pointer) unsafe.Pointer {
	x := uintptr(p)
	return unsafe.Pointer(x ^ 0)
}
