}
	x := Foo{Number(`invalid`)}

	if _, err := Marshal(&x); err == nil {
		t.Fatalf("Marshal error: got nil, want non-nil")
	}
}

func TestMarshalErrorAndReuseEncodeState(t *testing.T) {
	// Disable the GC temporarily to prevent encodeState's in Pool being cleaned away during the test.
	percent := debug.SetGCPercent(-1)
	defer debug.SetGCPercent(percent)

	// Trigger an error in Marshal with cyclic data.

		t.Skip(skipReasons[:len(skipReasons)-2])
	}

	optFlags := "" // Whatever flags are needed to test debugging of optimized code.
	dbgFlags := "-N -l"
	if *useGdb && !*inlines {
		// For gdb (default), disable inlining so that a compiler test does not depend on library code.
		// TODO: Technically not necessary in 1.10 and later, but it causes a largish regression that needs investigation.
		optFlags += " -l"
	}

	}

	if !formatter {
		if !found {
			pass.ReportRangef(call, "%s format %s has unknown verb %c", state.name, state.format, state.verb)
			return false
		}
		for _, flag := range state.flags {
			// TODO: Disable complaint about '0' for Go 1.10. To be fixed properly in 1.11.
			// See issues 23598 and 23605.
			if flag == '0' {
				continue
			}
			if !strings.ContainsRune(v.flags, rune(flag)) {

func isSweepDone() bool {
	return sweep.active.isDone()
}

// Returns only when span s has been swept.
//
//go:nowritebarrier
func (s *mspan) ensureSwept() {
	// Caller must disable preemption.
	// Otherwise when this function returns the span can become unswept again
	// (if GC is triggered on another goroutine).
	gp := getg()
	if gp.m.locks == 0 && gp.m.mallocing == 0 && gp != gp.m.g0 {

//	1 - Disable 8dot3 name creation on all volumes on the system
//	2 - Set 8dot3 name creation on a per volume basis
//	3 - Disable 8dot3 name creation on all volumes except the system volume
//
// If global flag is set to 2, then per-volume flag needs to be examined:
//
//	0 - Enable 8dot3 name creation on this volume
//	1 - Disable 8dot3 name creation on this volume
//

	re(`-Wl,--(no-)?as-needed`),
	re(`-Wl,-Bdynamic`),
	re(`-Wl,-berok`),
	re(`-Wl,-Bstatic`),
	re(`-Wl,-Bsymbolic-functions`),
	re(`-Wl,-O[0-9]+`),
	re(`-Wl,-d[ny]`),
	re(`-Wl,--disable-new-dtags`),
	re(`-Wl,-e[=,][a-zA-Z0-9]+`),
	re(`-Wl,--enable-new-dtags`),
	re(`-Wl,--end-group`),
	re(`-Wl,--(no-)?export-dynamic`),
	re(`-Wl,-E`),
	re(`-Wl,-framework,[^,@\-][^,]+`),

	s      string
	quoted bool // if true, disable variable expansion for this fragment
}

type condition struct {
	want bool
	tag  string
}

const argSepChars = " \t\r\n#"

// parse parses a single line as a list of space-separated arguments.
// subject to environment variable expansion (but not resplitting).
// Single quotes around text disable splitting and expansion.

// nearly continuously. However, the application may still make
// progress.
//
// The memory limit is always respected by the Go runtime, so to
// effectively disable this behavior, set the limit very high.
// [math.MaxInt64] is the canonical value for disabling the limit,
// but values much greater than the available memory on the underlying
// system work just as well.
//

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package obj

			t.Errorf("encoding %d items: mismatch:", i)
			diff(t, []byte(have), []byte(want))
			break
		}
	}
}

func TestEncoderErrorAndReuseEncodeState(t *testing.T) {
	// Disable the GC temporarily to prevent encodeState's in Pool being cleaned away during the test.
	percent := debug.SetGCPercent(-1)
	defer debug.SetGCPercent(percent)

	// Trigger an error in Marshal with cyclic data.