clause := n.(*ast.CommClause)
					f.addCounters(clause.Colon+1, clause.Colon+1, clause.End(), clause.Body, false)
				}
				return f
			}
		}
		f.addCounters(n.Lbrace, n.Lbrace+1, n.Rbrace+1, n.List, true) // +1 to step past closing brace.
	case *ast.IfStmt:
		if n.Init != nil {
			ast.Walk(f, n.Init)
		}
		ast.Walk(f, n.Cond)
		ast.Walk(f, n.Body)
		if n.Else == nil {
			return nil
		}

	v := ctx.Value(TraceParamsKey{})
	// Should match SingleHandler.Call checks.
	switch typed := v.(type) {
	case *MSS:
		trace.Path += typed.ToQuery()
	case map[string]string:
		m := MSS(typed)
		trace.Path += m.ToQuery()
	case *URLValues:
		trace.Path += typed.Values().Encode()
	case *NoPayload, *Bytes:
		trace.Path = fmt.Sprintf("%s?payload=%T", trace.Path, typed)

		return s.Label.End()
	}
	return token.Pos(int(s.TokPos) + len(s.Tok.String()))
}
func (s *BlockStmt) End() token.Pos {
	if s.Rbrace.IsValid() {
		return s.Rbrace + 1
	}
	if n := len(s.List); n > 0 {
		return s.List[n-1].End()
	}
	return s.Lbrace + 1
}
func (s *IfStmt) End() token.Pos {
	if s.Else != nil {
		return s.Else.End()
	}
	return s.Body.End()
}

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

//go:build race

package runtime

import (
	"internal/abi"
	"unsafe"
)

// Public race detection API, present iff build with -race.

func RaceRead(addr unsafe.Pointer)
func RaceWrite(addr unsafe.Pointer)
func RaceReadRange(addr unsafe.Pointer, len int)

			t.Run("subsub1", func(t *testing.T) {
				t.Parallel()
				doRace()
				c1 <- true
			})
			t.Run("subsub2", func(t *testing.T) {
				t.Parallel()
				doRace()
				<-c1
			})
		})
		doRace()
		return
	}

	out := runTest(t, "TestRaceSubReports")

	// There should be three race reports: one for each subtest, and one for the
	// race after the subtests complete. Note that because the subtests run in

	if ((($darwin || ($openbsd && $libc)) && $func =~ /^ptrace(Ptr)?$/)) {
		# The ptrace function is called from forkAndExecInChild where stack
		# growth is forbidden.
		$text .= "//go:nosplit\n"
	}

	# Go function header.
	my $out_decl = @out ? sprintf(" (%s)", join(', ', @out)) : "";
	$text .= sprintf "func %s(%s)%s {\n", $func, join(', ', @in), $out_decl;

	# Disable ptrace on iOS.
	if ($darwin && $func =~ /^ptrace(Ptr)?$/) {

	}
	return sendfile(outfd, infd, offset, count)
}

//sys	ptrace(request int, pid int, addr uintptr, data int) (err error)
//sys	ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) = SYS_PTRACE

func PtraceAttach(pid int) (err error) {
	return ptrace(PT_ATTACH, pid, 0, 0)
}

func PtraceCont(pid int, signal int) (err error) {
	return ptrace(PT_CONTINUE, pid, 1, signal)
}

	return ptrace(PTRACE_SYSCALL, pid, 0, uintptr(signal))
}

func PtraceSingleStep(pid int) (err error) { return ptrace(PTRACE_SINGLESTEP, pid, 0, 0) }

func PtraceAttach(pid int) (err error) { return ptrace(PTRACE_ATTACH, pid, 0, 0) }

func PtraceDetach(pid int) (err error) { return ptrace(PTRACE_DETACH, pid, 0, 0) }

//sys	reboot(magic1 uint, magic2 uint, cmd int, arg string) (err error)

// "default" buildmode. On Windows this is affected by -race,
// so force the caller to pass that in to centralize that choice.
func DefaultPIE(goos, goarch string, isRace bool) bool {
	switch goos {
	case "android", "ios":
		return true
	case "windows":
		if isRace {
			// PIE is not supported with -race on windows;
			// see https://go.dev/cl/416174.
			return false
		}
		return true

#define _DARWIN_USE_64_BIT_INODE
#define __APPLE_USE_RFC_3542
#include <stdint.h>
#include <sys/attr.h>
#include <sys/clonefile.h>
#include <sys/kern_control.h>
#include <sys/types.h>
#include <sys/event.h>
#include <sys/ptrace.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/un.h>
#include <sys/sockio.h>
#include <sys/sys_domain.h>
#include <sys/sysctl.h>
#include <sys/mman.h>