// get per-file instructions
		expectErrors := false
		filename := filepath.Join(path, f.Name())
		goVersion := ""
		if comment := firstComment(filename); comment != "" {
			if strings.Contains(comment, "-goexperiment") {
				continue // ignore this file
			}
			fields := strings.Fields(comment)
			switch fields[0] {
			case "skip", "compiledir":
				continue // ignore this file
			case "errorcheck":

// Copyright 2020 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.

//go:build goexperiment.staticlockranking

package runtime

import (
	"internal/runtime/atomic"
	"unsafe"
)

const staticLockRanking = true

// worldIsStopped is accessed atomically to track world-stops. 1 == world
// stopped.
var worldIsStopped atomic.Uint32

// errorcheckwithauto -0 -m -d=inlfuncswithclosures=1

//go:build goexperiment.newinliner

// Copyright 2023 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.

// Test, using compiler diagnostic flags, that inlining is working.
// Compiles but does not run.

package foo

import (
	"errors"
	"runtime"
	"unsafe"
)

		// get per-file instructions
		expectErrors := false
		filename := filepath.Join(path, f.Name())
		goVersion := ""
		if comment := firstComment(filename); comment != "" {
			if strings.Contains(comment, "-goexperiment") {
				continue // ignore this file
			}
			fields := strings.Fields(comment)
			switch fields[0] {
			case "skip", "compiledir":
				continue // ignore this file
			case "errorcheck":

		generated by running a "go build -cover" binary.
		Requires that GOEXPERIMENT=coverageredesign is enabled.

Special-purpose environment variables:

	GCCGOTOOLDIR
		If set, where to find gccgo tools, such as cgo.
		The default is based on how gccgo was configured.
	GOEXPERIMENT
		Comma-separated list of toolchain experiments to enable or disable.

		cmd := testenv.Command(t, testenv.GoToolPath(t), "run")
		if race.Enabled {
			cmd.Args = append(cmd.Args, "-race")
		}
		cmd.Args = append(cmd.Args, testPath)
		cmd.Env = append(os.Environ(), "GOEXPERIMENT=rangefunc")
		// Add a stack ownership check. This is cheap enough for testing.
		godebug := "tracecheckstackownership=1"
		if stress {
			// Advance a generation constantly to stress the tracer.

						} else if v.atomic != nil {
							v.atomic.Store(n)
						}
					}
				}
			}
		}
	}

	if debug.cgocheck > 1 {
		throw("cgocheck > 1 mode is no longer supported at runtime. Use GOEXPERIMENT=cgocheck2 at build time instead.")
	}
}

//go:linkname setTraceback runtime/debug.SetTraceback
func setTraceback(level string) {
	var t uint32
	switch level {
	case "none":
		t = 0

// errorcheckwithauto -0 -l -live -wb=0 -d=ssa/insert_resched_checks/off

//go:build !ppc64 && !ppc64le && !goexperiment.regabiargs

// ppc64 needs a better tighten pass to make f18 pass
// rescheduling checks need to be turned off because there are some live variables across the inserted check call
//
// For register ABI, liveness info changes slightly. See live_regabi.go.

// Copyright 2014 The Go Authors. All rights reserved.

	}

	testenv.MustHaveGoBuild(t)

	testfiles := map[string][]string{
		"exports.go":  {"go/ast", "go/token"},
		"generics.go": nil,
	}
	if true /* was goexperiment.Unified */ {
		// TODO(mdempsky): Fix test below to flatten the transitive
		// Package.Imports graph. Unified IR is more precise about
		// recreating the package import graph.

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

package runtime_test

import (
	"bytes"
	"fmt"
	"internal/abi"
	"internal/goexperiment"
	"internal/profile"
	"internal/testenv"
	"os"
	"reflect"
	"runtime"
	"runtime/debug"
	"runtime/metrics"
	"runtime/pprof"
	"runtime/trace"
	"slices"
	"sort"
	"strings"
	"sync"