Copyright 2013 The Go Authors. All rights reserved. Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
+build amd64 386

package runtime

import (
	
	
)
adjust Gobuf as if it executed a call to fn with context ctxt and then did an immediate gosave.
func ( *gobuf, ,  unsafe.Pointer) {
	 := .sp
	if sys.RegSize > sys.PtrSize {
		 -= sys.PtrSize
		*(*uintptr)(unsafe.Pointer()) = 0
	}
	 -= sys.PtrSize
	*(*uintptr)(unsafe.Pointer()) = .pc
	.sp = 
	.pc = uintptr()
	.ctxt =