"runtime"
)

type quad struct { x, y, z, w int }

const (
	cj = 100011
	ci int = 100012
	ci8 int8 = 115
	ci16 int16 = 10016
	ci32 int32 = 100013
	ci64 int64 = 100014
	ci64big int64 = 1<<31
	ci64bigger int64 = 1<<32
	chuge = 1<<100
	cfgood = 2.0
	cfbad = 2.1

	cnj = -2
	cni int = -3
	cni8 int8 = -6
	cni16 int16 = -7
	cni32 int32 = -4
	cni64 int64 = -5
	cni64big int64 = -1<<31

package main

func f1(a []int64, i int64) int64 {
	return a[i+1<<30]
}
func f2(a []int32, i int64) int32 {
	return a[i+1<<30]
}
func f3(a []int16, i int64) int16 {
	return a[i+1<<30]
}
func f4(a []int8, i int64) int8 {
	return a[i+1<<31]
}
func f5(a []float64, i int64) float64 {
	return a[i+1<<30]
}
func f6(a []float32, i int64) float32 {
	return a[i+1<<30]
}

}

func CheckPtrStringFail() {
	p := new(byte)
	sink2 = p
	sink2 = unsafe.String(p, 100)
}

func CheckPtrAlignmentNested() {
	s := make([]int8, 100)
	p := unsafe.Pointer(&s[0])
	n := 9
	_ = ((*[10]int8)(unsafe.Pointer((*[10]int64)(unsafe.Pointer(&p)))))[:n:n]

		Data: unsafe.Pointer(&b[0]),
		Len:  n,
		Cap:  cap(b) * int(scale),
	}
	return *(*[]int8)(unsafe.Pointer(&s))
}
func (c *Cache) freeInt8Slice(s []int8) {
	var base int64
	var derived int8
	scale := unsafe.Sizeof(base) / unsafe.Sizeof(derived)
	b := unsafeheader.Slice{
		Data: unsafe.Pointer(&s[0]),
		Len:  int((uintptr(len(s)) + scale - 1) / scale),
		Cap:  int((uintptr(cap(s)) + scale - 1) / scale),

package linalg

import "math"

// Numeric is type bound that matches any numeric type.
// It would likely be in a constraints package in the standard library.
type Numeric interface {
	~int|~int8|~int16|~int32|~int64|
		~uint|~uint8|~uint16|~uint32|~uint64|~uintptr|
		~float32|~float64|
		~complex64|~complex128
}

func DotProduct[T Numeric](s1, s2 []T) T {
	if len(s1) != len(s2) {

// RegEx matches only numeric values
var numericPlaceholderRe = regexp.MustCompile(`\$\d+\$`)

func isNumeric(k reflect.Kind) bool {
	switch k {
	case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
		return true
	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
		return true
	case reflect.Float32, reflect.Float64:
		return true
	default:

			in: `go test fuzz v1
int()`,
			reject: true,
		},
		{
			desc: "negative uint",
			in: `go test fuzz v1
uint(-32)`,
			reject: true,
		},
		{
			desc: "int8 too large",
			in: `go test fuzz v1
int8(1234456)`,
			reject: true,
		},
		{
			desc: "multiplication in int value",
			in: `go test fuzz v1
int(20*5)`,
			reject: true,
		},
		{
			desc: "double negation",

// Copyright 2021 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.

package a

type Numeric interface {
	~int | ~int8 | ~int16 | ~int32 | ~int64 |
		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr |
		~float32 | ~float64 |
		~complex64 | ~complex128
}

// numericAbs matches numeric types with an Abs method.
type numericAbs[T any] interface {

// license that can be found in the LICENSE file.

package types

import "cmd/compile/internal/base"

// AlgKind describes the kind of algorithms used for comparing and
// hashing a Type.
type AlgKind int8

//go:generate stringer -type AlgKind -trimprefix A alg.go

const (
	AUNK   AlgKind = iota
	ANOEQ          // Types cannot be compared
	ANOALG         // implies ANOEQ, and in addition has a part that is marked Noalg

// license that can be found in the LICENSE file.

package poll

import (
	"syscall"
	"unsafe"
)

func newIovecWithBase(base *byte) syscall.Iovec {
	return syscall.Iovec{Base: (*int8)(unsafe.Pointer(base))}