//
//	Asinh(±0) = ±0
//	Asinh(±Inf) = ±Inf
//	Asinh(NaN) = NaN
func Asinh(x float64) float64 {
	if haveArchAsinh {
		return archAsinh(x)
	}
	return asinh(x)
}

func asinh(x float64) float64 {
	const (
		Ln2      = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
		NearZero = 1.0 / (1 << 28)            // 2**-28
		Large    = 1 << 28                    // 2**28
	)
	// special cases

// https://github.com/llvm/llvm-project/blob/main/compiler-rt/lib/asan/asan_init_version.h
// This structure describes an instrumented global variable.
//
// TODO: If a later version of the ASan library changes __asan_global or __asan_global_source_location
// structure, we need to make the same changes.
struct _asan_global {
	uintptr_t beg;
	uintptr_t size;

// Copyright 2024 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.

//go:build asan

package asan

import (
	"unsafe"
)

const Enabled = true

//go:linkname Read runtime.asanread
func Read(addr unsafe.Pointer, len uintptr)

//go:linkname Write runtime.asanwrite

// 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.

//go:build asan

package runtime

import (
	"unsafe"
)

// Public address sanitizer API.
func ASanRead(addr unsafe.Pointer, len int) {
	sp := getcallersp()
	pc := getcallerpc()
	doasanread(addr, uintptr(len), sp, pc)
}

func ASanWrite(addr unsafe.Pointer, len int) {

//
// then
//
//     w = sin x  cosh y  +  i cos x sinh y.
//
// csin(z) = -i csinh(iz).
//
// ACCURACY:
//
//                      Relative error:
// arithmetic   domain     # trials      peak         rms
//    DEC       -10,+10      8400       5.3e-17     1.3e-17
//    IEEE      -10,+10     30000       3.8e-16     1.0e-16
// Also tested by csin(casin(z)) = z.

// Sin returns the sine of x.

[msan] ! go install -msan triv.go
[msan] stderr '-msan requires cgo'
[msan] ! stderr '-race'

[asan] ! go install -asan triv.go
[asan] stderr '(-asan: the version of $(go env CC) could not be parsed)|(-asan: C compiler is not gcc or clang)|(-asan is not supported with [A-Za-z]+ compiler (\d+)\.(\d+))|(-asan requires cgo)'
[asan] ! stderr '-msan'

-- triv.go --
package main

	if err != nil {
		t.Fatal(err)
	}
	// The asan tests require support for the -asan option.
	if !platform.ASanSupported(goos, goarch) {
		t.Skipf("skipping on %s/%s; -asan option is not supported.", goos, goarch)
	}
	// The current implementation is only compatible with the ASan library from version
	// v7 to v9 (See the description in src/runtime/asan/asan.go). Therefore, using the

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

// Package asan contains helper functions for manually instrumenting
// code for the address sanitizer.
// The runtime package intentionally exports these functions only in the
// asan build; this package exports them unconditionally but without the
// "asan" build tag they are no-ops.

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

//go:build !asan

// Dummy ASan support API, used when not built with -asan.

package runtime

import (
	"unsafe"
)

const asanenabled = false

// Because asanenabled is false, none of these functions should be called.

func asanread(addr unsafe.Pointer, sz uintptr)            { throw("asan") }
func asanwrite(addr unsafe.Pointer, sz uintptr)           { throw("asan") }

		{"test-getobjectinfo", "Asia/myfile", ObjectInfo{}, ObjectNotFound{Bucket: "test-getobjectinfo", Object: "Asia/myfile"}, false},
		// Valid case with existing object (Test number 12).
		{"test-getobjectinfo", "Asia/asiapics.jpg", resultCases[0], nil, true},
		{"test-getobjectinfo", "Asia/empty-dir/", resultCases[1], nil, true},
	}
	for i, testCase := range testCases {