_ C.schar         = "sc"  // ERROR HERE: C\.schar
		_ C.ushort        = "us"  // ERROR HERE: C\.ushort
		_ C.uint          = "ui"  // ERROR HERE: C\.uint
		_ C.ulong         = "ul"  // ERROR HERE: C\.ulong
		_ C.longlong      = "ll"  // ERROR HERE: C\.longlong
		_ C.ulonglong     = "ull" // ERROR HERE: C\.ulonglong
		_ C.complexfloat  = "cf"  // ERROR HERE: C\.complexfloat
		_ C.complexdouble = "cd"  // ERROR HERE: C\.complexdouble
	)

	// issue 13830

		// SYNC
		// LL	(Rarg0), Rout
		// MOVW Rarg1, Rtmp
		// SC	Rtmp, (Rarg0)
		// BEQ	Rtmp, -3(PC)
		// SYNC
		{name: "LoweredAtomicExchange", argLength: 3, reg: gpxchg, resultNotInArgs: true, faultOnNilArg0: true, hasSideEffects: true, unsafePoint: true},

		// atomic add.
		// *arg0 += arg1. arg2=mem. returns <new content of *arg0, memory>.
		// SYNC
		// LL	(Rarg0), Rout
		// ADDU Rarg1, Rout, Rtmp

			}
			cfgs = append(cfgs, c)
		}
	}
	return cfgs
}

// copied from xdstest to avoid import issues
func ExtractRoutesFromListeners(ll []*listener.Listener) []string {
	routes := []string{}
	for _, l := range ll {
		for _, fc := range l.FilterChains {
			for _, filter := range fc.Filters {
				if filter.Name == wellknown.HTTPConnectionManager {
					h := &hcm.HttpConnectionManager{}

			},
			clobberFlags:   true,
			faultOnNilArg0: true,
			faultOnNilArg1: true,
		},

		// atomic and/or.
		// *arg0 &= (|=) arg1. arg2=mem. returns memory.
		// SYNC
		// LL	(Rarg0), Rtmp
		// AND	Rarg1, Rtmp
		// SC	Rtmp, (Rarg0)
		// BEQ	Rtmp, -3(PC)
		// SYNC

	if l.outer != nil {
		o = ", o=" + l.outer.header.String()
	}
	return fmt.Sprintf("hdr:%s%s%s", l.header, i, o)
}

func (l *loop) isWithinOrEq(ll *loop) bool {
	if ll == nil { // nil means whole program
		return true
	}
	for ; l != nil; l = l.outer {
		if l == ll {
			return true
		}
	}
	return false
}

// nearestOuterLoop returns the outer loop of loop most nearly

		l.Line[i] = pm.mapLine(ln)
	}
	// Check memoization table. Must be done on the remapped location to
	// account for the remapped mapping ID.
	k := l.key()
	if ll, ok := pm.locations[k]; ok {
		pm.locationsByID.set(src.ID, ll)
		return ll
	}
	pm.locationsByID.set(src.ID, l)
	pm.locations[k] = l
	pm.p.Location = append(pm.p.Location, l)
	return l
}

	haystack := []byte("hello")
	needle := "ll"
	n := testing.AllocsPerRun(1000, func() {
		if strings.Index(string(haystack), needle) != 2 {
			t.Fatalf("needle not found")
		}
	})
	if n != 0 {
		t.Fatalf("want 0 allocs, got %v", n)
	}
}

func TestStringIndexNeedle(t *testing.T) {
	// See issue 25864.
	haystack := "hello"
	needle := []byte("ll")
	n := testing.AllocsPerRun(1000, func() {

		{name: "LoweredAtomicStorezero64", argLength: 2, reg: gpstore0, faultOnNilArg0: true, hasSideEffects: true},

		// atomic exchange.
		// store arg1 to arg0. arg2=mem. returns <old content of *arg0, memory>.
		// DBAR
		// LL	(Rarg0), Rout
		// MOVV Rarg1, Rtmp
		// SC	Rtmp, (Rarg0)
		// BEQ	Rtmp, -3(PC)
		// DBAR

	MOVW	R1, HI

	//	LMOVW addr ',' rreg
	//	{
	//		outcode(int($1), &$2, 0, &$4);
	//	}
	MOVW	foo<>+3(SB), R2
	MOVW	16(R1), R2
	MOVW	(R1), R2
	MOVW	foo<>+3(SB), R2
	MOVW	16(R1), R2
	MOVW	(R1), R2
	LL	(R1), R2

	//	LMOVB rreg ',' rreg
	//	{
	//		outcode(int($1), &$2, 0, &$4);
	//	}
	MOVB	R1, R2

	//	LMOVB addr ',' rreg
	//	{
	//		outcode(int($1), &$2, 0, &$4);
	//	}
	MOVB	foo<>+3(SB), R2

					resp, err = setupEnvoyLogConfig(kubeClient, "", podName, podNamespace)
				} else {
					if ll, ok := destLoggerLevels[defaultLoggerName]; ok {
						// update levels of all loggers first
						resp, err = setupEnvoyLogConfig(kubeClient, defaultLoggerName+"="+levelToString[ll], podName, podNamespace)
					}
					for lg, ll := range destLoggerLevels {
						if lg == defaultLoggerName {
							continue
						}