}
		globalBackgroundHealState.Unlock()
	}
}

// sets globalIAMSys to `nil`.
func resetGlobalIAMSys() {
	globalIAMSys = nil
}

// Resets all the globals used modified in tests.
// Resetting ensures that the changes made to globals by one test doesn't affect others.
func resetTestGlobals() {
	// set globalObjectAPI to `nil`.
	resetGlobalObjectAPI()
	// Reset config path set.
	resetGlobalConfigPath()

	// next mark termination.
	heapMarked uint64

	// heapScanWork is the total heap scan work performed this cycle.
	// stackScanWork is the total stack scan work performed this cycle.
	// globalsScanWork is the total globals scan work performed this cycle.
	//
	// These are updated atomically during the cycle. Updates occur in
	// bounded batches, since they are both written and read

	//
	// Must be a multiple of the pageInUse bitmap element size and
	// must also evenly divide pagesPerArena.
	pagesPerSpanRoot = 512
)

// gcMarkRootPrepare queues root scanning jobs (stacks, globals, and
// some miscellany) and initializes scanning-related state.
//
// The world must be stopped.
func gcMarkRootPrepare() {
	assertWorldStopped()

	// Compute how many data and BSS root blocks there are.

//    writes (see mbarrier.go for details). Newly allocated objects
//    are immediately marked black.
//
//    c. GC performs root marking jobs. This includes scanning all
//    stacks, shading all globals, and shading any heap pointers in
//    off-heap runtime data structures. Scanning a stack stops a
//    goroutine, shades any pointers found on its stack, and then
//    resumes the goroutine.
//

        this.parentEl...

	typeRuntimeEface loader.Sym
	typeRuntimeIface loader.Sym
	uintptrInfoSym   loader.Sym

	// Used at various points in that parallel portion of DWARF gen to
	// protect against conflicting updates to globals (such as "gdbscript")
	dwmu *sync.Mutex
}

// dwSym wraps a loader.Sym; this type is meant to obey the interface
// rules for dwarf.Sym from the cmd/internal/dwarf package. DwDie and

		accum = f(accum)
	}
	*y = accum
}

var (
	salt1 = 0
	salt2 = 0
)

// The actual CPU hogging function.
// Must not call other functions nor access heap/globals in the loop,
// otherwise under race detector the samples will be in the race runtime.
func cpuHog1(x int) int {
	return cpuHog0(x, 1e5)
}

func cpuHog0(x, n int) int {
	foo := x
	for i := 0; i < n; i++ {

		t.Fatalf("wrong magic: %#x _ %#x != %#x _ %#x", x.before, x.after, magicptr, magicptr)
	}
}

var global [1024]byte

func testPointers() []unsafe.Pointer {
	var pointers []unsafe.Pointer
	// globals
	for i := 0; i < 10; i++ {
		pointers = append(pointers, unsafe.Pointer(&global[1<<i-1]))
	}
	// heap
	pointers = append(pointers, unsafe.Pointer(new(byte)))
	// nil
	pointers = append(pointers, nil)

			c.Fatalf("TempDir: %v", err)
		}
	}

	if nonExistent {
		c.Helper()

		// Drop unusual characters (such as path separators or
		// characters interacting with globs) from the directory name to
		// avoid surprising os.MkdirTemp behavior.
		mapper := func(r rune) rune {
			if r < utf8.RuneSelf {
				const allowed = "!#$%&()+,-.=@^_{}~ "
				if '0' <= r && r <= '9' ||