return uint64(oh.ImageBase), nil
	case *pe.OptionalHeader64:
		return oh.ImageBase, nil
	default:
		return 0, fmt.Errorf("pe file format not recognized")
	}
}

func (f *peFile) dwarf() (*dwarf.Data, error) {
	return f.pe.DWARF()

)
const (
	SSUBTYP_DWINFO  = 0x10000 // DWARF info section
	SSUBTYP_DWLINE  = 0x20000 // DWARF line-number section
	SSUBTYP_DWPBNMS = 0x30000 // DWARF public names section
	SSUBTYP_DWPBTYP = 0x40000 // DWARF public types section
	SSUBTYP_DWARNGE = 0x50000 // DWARF aranges section
	SSUBTYP_DWABREV = 0x60000 // DWARF abbreviation section
	SSUBTYP_DWSTR   = 0x70000 // DWARF strings section

			// start address of the mapping to compute PC
			// delta.
			return p.Vaddr - p.Vaddr%p.Align, nil
		}
	}
	return 0, fmt.Errorf("unknown load address")
}

func (f *elfFile) dwarf() (*dwarf.Data, error) {
	return f.elf.DWARF()
}

func (f *elfFile) symbolData(start, end string) []byte {
	elfSyms, err := f.elf.Symbols()
	if err != nil {
		return nil
	}
	var addr, eaddr uint64

		return "ppc64"
	}
	return ""
}

func (f *xcoffFile) loadAddress() (uint64, error) {
	return 0, fmt.Errorf("unknown load address")
}

func (f *xcoffFile) dwarf() (*dwarf.Data, error) {
	return f.xcoff.DWARF()

package dwarf_test

import (
	. "debug/dwarf"
	"io"
	"strings"
	"testing"
)

var (
	file1C = &LineFile{Name: "/home/austin/go.dev/src/debug/dwarf/testdata/line1.c"}
	file1H = &LineFile{Name: "/home/austin/go.dev/src/debug/dwarf/testdata/line1.h"}
	file2C = &LineFile{Name: "/home/austin/go.dev/src/debug/dwarf/testdata/line2.c"}
)

func TestLineELFGCC(t *testing.T) {
	// Generated by:

// gcc -gsplit-dwarf split.c -o split.elf

int main() 
{

		b, err := sectionData(s)
		if err != nil {
			return nil, err
		}
		dat[suffix] = b
	}

	d, err := dwarf.New(dat["abbrev"], nil, nil, dat["info"], dat["line"], nil, dat["ranges"], dat["str"])
	if err != nil {
		return nil, err
	}

	// Look for DWARF4 .debug_types sections and DWARF5 sections.
	for i, s := range f.Sections {
		suffix := dwarfSuffix(s)
		if suffix == "" {
			continue
		}

// compile

// 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.

// This test case caused a panic in the compiler's DWARF gen code.

package p

func ff( /*line :10*/ x string) bool {
	{
		var _ /*line :10*/, x int
		_ = x
	}
	return x == ""
}


func h(a string) bool {
	return ff(a)

// run

// Copyright 2018 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.

// Issue 23546: type..eq function not generated when
// DWARF is disabled.

package main

func main() {
	use(f() == f())
}

func f() [2]interface{} {
	var out [2]interface{}
	return out
}

//go:noinline

		fmt.Println(err)
	}
	// Output: 1989-03-15 22:30:00 +0000 UTC: the file system has gone away
}

func ExampleNew() {
	err := errors.New("emit macho dwarf: elf header corrupted")
	if err != nil {
		fmt.Print(err)
	}
	// Output: emit macho dwarf: elf header corrupted
}

// The fmt package's Errorf function lets us use the package's formatting
// features to create descriptive error messages.