"math/bits"
)

// binary to decimal conversion using the Ryū algorithm.
//
// See Ulf Adams, "Ryū: Fast Float-to-String Conversion" (doi:10.1145/3192366.3192369)
//
// Fixed precision formatting is a variant of the original paper's
// algorithm, where a single multiplication by 10^k is required,
// sharing the same rounding guarantees.

// ryuFtoaFixed32 formats mant*(2^exp) with prec decimal digits.

	v = cache.Do(2, func() int { n++; return n })
	if v != 3 {
		t.Fatalf("cache.Do(2) did not run f")
	}
	v = cache.Do(1, func() int { n++; return n })
	if v != 2 {
		t.Fatalf("cache.Do(1) did not returned saved value from original cache.Do(1)")
	}

		// constant initialization expression, pos is the position of
		// the original expression, and not of the currently declared
		// constant identifier. Use the provided errpos instead.
		// TODO(gri) We may also want to augment the error message and
		// refer to the position (pos) in the original expression.
		if check.errpos.Pos().IsKnown() {
			assert(check.iota != nil)
			pos = check.errpos
		}

// parameter's type set.
type T1[P interface{~uint}] struct{}

func _[P any]() {
    _ = T1[P /* ERROR "P does not satisfy interface{~uint}" */ ]{}
}

// This is the original (simplified) program causing the same issue.
type Unsigned interface {
	~uint
}

type T2[U Unsigned] struct {
    s U
}

func (u T2[U]) Add1() U {
    return u.s + 1
}

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

// The original C code, the long comment, and the constants
// below are from FreeBSD's /usr/src/lib/msun/src/s_log1p.c
// and came with this notice. The go code is a simplified
// version of the original C.
//
// ====================================================
// Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.

//
//	file:line
//	 address: assembly
//	 address: assembly
//	 ...
//
// Each stanza gives the disassembly for a contiguous range of addresses
// all mapped to the same original source file and line number.
// This mode is intended for use by pprof.
package main

import (
	"flag"
	"fmt"
	"log"
	"os"
	"regexp"
	"strconv"
	"strings"

	"cmd/internal/objfile"

func sysWriteBits() fs.FileMode {
	// Read current umask. There's no way to read it without also setting it,
	// so set it conservatively and then restore the original one.
	m := syscall.Umask(0o777)
	syscall.Umask(m)    // restore bits
	if m&0o22 == 0o22 { // group and world are unwritable by default
		return 0o700
	}
	if m&0o2 == 0o2 { // group is writable by default, but not world

		return nil, err
	}

	command := exec.Command(cmd, "-S", "-o", "-", gofilename)
	buf, err := command.Output()
	if err != nil {
		return nil, err
	}

	// Original mangling: go.l__ufer.Run
	// Mangling v2: go.l..u00e4ufer.Run
	// Mangling v3: go_0l_u00e4ufer.Run
	if bytes.Contains(buf, []byte("go_0l_u00e4ufer.Run")) {
		return toSymbolV3, nil

	return s
}

// DeleteFunc removes any elements from s for which del returns true,
// returning the modified slice.
// DeleteFunc zeroes the elements between the new length and the original length.
func DeleteFunc[S ~[]E, E any](s S, del func(E) bool) S {
	i := IndexFunc(s, del)
	if i == -1 {
		return s
	}
	// Don't start copying elements until we find one to delete.

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package math

// The original C code, the long comment, and the constants
// below are from FreeBSD's /usr/src/lib/msun/src/s_expm1.c
// and came with this notice. The go code is a simplified
// version of the original C.
//
// ====================================================
// Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.