How to use rand64 method of prog Package

Best Syzkaller code snippet using prog.rand64

rand.go

Source:rand.go

...33}34func (r *randGen) oneOf(n int) bool {35	return r.Intn(n) == 036}37func (r *randGen) rand64() uint64 {38	v := uint64(r.Int63())39	if r.bin() {40		v |= 1 << 6341	}42	return v43}44// Some potentially interesting integers.45var specialInts = []uint64{46	0, 1, 31, 32, 63, 64, 127, 128,47	129, 255, 256, 257, 511, 512,48	1023, 1024, 1025, 2047, 2048, 4095, 4096,49	(1 << 15) - 1, (1 << 15), (1 << 15) + 1,50	(1 << 16) - 1, (1 << 16), (1 << 16) + 1,51	(1 << 31) - 1, (1 << 31), (1 << 31) + 1,52	(1 << 32) - 1, (1 << 32), (1 << 32) + 1,53}54func (r *randGen) randInt() uint64 {55	v := r.rand64()56	switch {57	case r.nOutOf(100, 182):58		v %= 1059	case r.nOutOf(50, 82):60		v = specialInts[r.Intn(len(specialInts))]61	case r.nOutOf(10, 32):62		v %= 25663	case r.nOutOf(10, 22):64		v %= 4 << 1065	case r.nOutOf(10, 12):66		v %= 64 << 1067	default:68		v %= 1 << 3169	}70	switch {71	case r.nOutOf(100, 107):72	case r.nOutOf(5, 7):73		v = uint64(-int64(v))74	default:75		v <<= uint(r.Intn(63))76	}77	return v78}79func (r *randGen) randRangeInt(begin uint64, end uint64) uint64 {80	if r.oneOf(100) {81		return r.randInt()82	}83	return begin + (r.Uint64() % (end - begin + 1))84}85// biasedRand returns a random int in range [0..n),86// probability of n-1 is k times higher than probability of 0.87func (r *randGen) biasedRand(n, k int) int {88	nf, kf := float64(n), float64(k)89	rf := nf * (kf/2 + 1) * r.Float64()90	bf := (-1 + math.Sqrt(1+2*kf*rf/nf)) * nf / kf91	return int(bf)92}93func (r *randGen) randArrayLen() uint64 {94	const maxLen = 1095	// biasedRand produces: 10, 9, ..., 1, 0,96	// we want: 1, 2, ..., 9, 10, 097	return uint64(maxLen-r.biasedRand(maxLen+1, 10)+1) % (maxLen + 1)98}99func (r *randGen) randBufLen() (n uint64) {100	switch {101	case r.nOutOf(50, 56):102		n = r.rand(256)103	case r.nOutOf(5, 6):104		n = 4 << 10105	}106	return107}108func (r *randGen) randPageCount() (n uint64) {109	switch {110	case r.nOutOf(100, 106):111		n = r.rand(4) + 1112	case r.nOutOf(5, 6):113		n = r.rand(20) + 1114	default:115		n = (r.rand(3) + 1) * 512116	}117	return118}119func (r *randGen) flags(vv []uint64) (v uint64) {120	switch {121	case r.nOutOf(90, 111):122		for stop := false; !stop; stop = r.bin() {123			v |= vv[r.rand(len(vv))]124		}125	case r.nOutOf(10, 21):126		v = vv[r.rand(len(vv))]127	case r.nOutOf(10, 11):128		v = 0129	default:130		v = r.rand64()131	}132	return133}134func (r *randGen) filename(s *state, typ *BufferType) string {135	fn := r.filenameImpl(s)136	if len(fn) != 0 && fn[len(fn)-1] == 0 {137		panic(fmt.Sprintf("zero-terminated filename: %q", fn))138	}139	if !typ.Varlen() {140		size := typ.Size()141		if uint64(len(fn)) < size {142			fn += string(make([]byte, size-uint64(len(fn))))143		}144		fn = fn[:size]...

rand64

Using AI Code Generation

1import (2func main() {3    fmt.Println("My favorite number is", rand.Intn(10))4}5import (6func main() {7    fmt.Print(rand.Intn(100), ",")8    fmt.Print(rand.Intn(100))9    fmt.Println()10    fmt.Println(rand.Float64())11    fmt.Println((rand.Float64() * 5) + 5)12    s1 := rand.NewSource(time.Now().UnixNano())13    r1 := rand.New(s1)14    fmt.Print(r1.Intn(100), ",")15    fmt.Print(r1.Intn(100))16    fmt.Println()17    s2 := rand.NewSource(42)18    r2 := rand.New(s2)19    fmt.Print(r2.Intn(100), ",")20    fmt.Print(r2.Intn(100))21    fmt.Println()22    s3 := rand.NewSource(42)23    r3 := rand.New(s3)24    fmt.Print(r3.Intn(100), ",")25    fmt.Print(r3.Intn(100))26    fmt.Println()27}28import (29func main() {30    fmt.Println(rand.Perm(5))31}32import (33func main() {34    fmt.Println(rand.Float32())35}36import (37func main() {38    fmt.Println(rand.Uint32())39}40import (41func main() {42    fmt.Println(rand.Uint64())43}44import (45func main() {46    fmt.Println(rand.Uintptr())47}

rand64

Using AI Code Generation

1import "fmt"2import "github.com/GoLangTraining/02_package/stringutil"3func main() {4    fmt.Println(stringutil.Reverse("!oG ,olleH"))5    fmt.Println(stringutil.MyName)6    fmt.Println(prog.rand64())7}8import "math/rand"9func rand64() int64 {10    return rand.Int63()11}12func Reverse(s string) string {13    r := []rune(s)14    for i, j := 0, len(r)-1; i < len(r)/2; i, j = i+1, j-1 {15    }16    return string(r)17}

rand64

Using AI Code Generation

1import "fmt"2import "math/rand"3import "time"4func main() {5	rand.Seed(time.Now().UTC().UnixNano())6	fmt.Println("Random number is: ", rand.Intn(100))7}8import "fmt"9import "math/rand"10import "time"11func main() {12	rand.Seed(time.Now().UTC().UnixNano())13	fmt.Println("Random number is: ", rand.Intn(100))14}15import "fmt"16import "math/rand"17import "time"18func main() {19	rand.Seed(time.Now().UTC().UnixNano())20	fmt.Println("Random number is: ", rand.Intn(100))21}22import "fmt"23import "math/rand"24import "time"25func main() {26	rand.Seed(time.Now().UTC().UnixNano())27	fmt.Println("Random number is: ", rand.Intn(100))28}29import "fmt"30import "math/rand"31import "time"32func main() {33	rand.Seed(time.Now().UTC().UnixNano())34	fmt.Println("Random number is: ", rand.Intn(100))35}36import "fmt"37import "math/rand"38import "time"39func main() {40	rand.Seed(time.Now().UTC().UnixNano())41	fmt.Println("Random number is: ", rand.Intn(100))42}43import "fmt"44import "math/rand"45import "time"46func main() {47	rand.Seed(time.Now().UTC().UnixNano())48	fmt.Println("Random number is: ", rand.Intn(100))49}50import "fmt"51import "math/rand"52import "time"53func main() {54	rand.Seed(time.Now().UTC().UnixNano())55	fmt.Println("Random number is: ", rand.Intn

rand64

Using AI Code Generation

1import "fmt"2import "example.com/user/prog"3func main() {4    fmt.Println(prog.Rand64())5}6import "math/rand"7func Rand64() int64 {8    return rand.Int63()9}10import "math/rand"11func Rand64() int64 {12    return rand.Int63()13}

rand64

Using AI Code Generation

1import (2func main() {3	fmt.Println(prog.Rand64())4}5	/usr/local/go/src/math/rand (from $GOROOT)6	/home/user1/go/src/math/rand (from $GOPATH)7import (8func main() {9    fmt.Println("Hello, playground")10    fmt.Println("The sum is: ", computeSum(2, 3))11    fmt.Println("The sum is: ", computeSum(2, 3, 4))12    fmt.Println("The sum is: ", computeSum(2, 3, 4, 5))13}14func computeSum(numbers ...int) int {15    for _, num := range numbers {16    }17}18prog.go:6: cannot use 2 (type int) as type []int in argument to computeSum19prog.go:7: cannot use 2 (type int) as type []int in argument to computeSum20prog.go:8: cannot use 2 (type int) as type []int in argument to computeSum21func computeSum(numbers []int) int {22    for _, num := range numbers {23    }24}25import (26func main()

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