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ADDR2LINE(1)		     GNU Development Tools		  ADDR2LINE(1)

NAME
       addr2line - convert addresses into file names and line numbers.

SYNOPSIS
       addr2line [-b bfdname|--target=bfdname]
		 [-C|--demangle[=style]]
		 [-e filename|--exe=filename]
		 [-f|--functions] [-s|--basename]
		 [-i|--inlines]
		 [-j|--section=name]
		 [-H|--help] [-V|--version]
		 [addr addr ...]

DESCRIPTION
       addr2line translates addresses into file	names and line numbers.	 Given
       an  address in an executable or an offset in a section of a relocatable
       object, it uses the debugging information to figure out which file name
       and line	number are associated with it.

       The executable or relocatable object to use is specified	 with  the  -e
       option.	The default is the file	a.out.	The section in the relocatable
       object to use is	specified with the -j option.

       addr2line has two modes of operation.

       In  the first, hexadecimal addresses are	specified on the command line,
       and addr2line displays the file name and	line number for	each address.

       In the second, addr2line	reads hexadecimal addresses from standard  in-
       put, and	prints the file	name and line number for each address on stan-
       dard  output.  In this mode, addr2line may be used in a pipe to convert
       dynamically chosen addresses.

       The format of the output	is FILENAME:LINENO.  The file  name  and  line
       number  for  each address is printed on a separate line.	 If the	-f op-
       tion is used, then each FILENAME:LINENO line is preceded	by a FUNCTION-
       NAME line which is the name of the function containing the address.

       If the file name	or function name can not be determined,	addr2line will
       print two question marks	in their place.	 If the	line number can	not be
       determined, addr2line will print	0.

OPTIONS
       The long	and short forms	of options, shown here	as  alternatives,  are
       equivalent.

       -b bfdname
       --target=bfdname
	   Specify  that  the  object-code format for the object files is bfd-
	   name.

       -C
       --demangle[=style]
	   Decode (demangle) low-level symbol  names  into  user-level	names.
	   Besides  removing  any  initial underscore prepended	by the system,
	   this	makes C++ function names readable.  Different  compilers  have
	   different  mangling	styles.	The optional demangling	style argument
	   can be used to choose an appropriate	demangling style for your com-
	   piler.

       -e filename
       --exe=filename
	   Specify the name of the executable for which	 addresses  should  be
	   translated.	The default file is a.out.

       -f
       --functions
	   Display function names as well as file and line number information.

       -s
       --basenames
	   Display only	the base of each file name.

       -i
       --inlines
	   If  the  address belongs to a function that was inlined, the	source
	   information for all enclosing scopes	back to	the first  non-inlined
	   function  will  also	 be  printed.	For example, if	"main" inlines
	   "callee1" which inlines "callee2", and address is  from  "callee2",
	   the	source	information  for  "callee1"  and  "main"  will also be
	   printed.

       -j
       --section
	   Read	offsets	relative to the	specified section instead of  absolute
	   addresses.

       @file
	   Read	command-line options from file.	 The options read are inserted
	   in  place of	the original @file option.  If file does not exist, or
	   cannot be read, then	the option will	be treated literally, and  not
	   removed.

	   Options  in file are	separated by whitespace.  A whitespace charac-
	   ter may be included in an option by surrounding the	entire	option
	   in  either  single  or  double  quotes.  Any	character (including a
	   backslash) may be included by prefixing the	character  to  be  in-
	   cluded  with	 a  backslash.	The file may itself contain additional
	   @file options; any such options will	be processed recursively.

SEE ALSO
       Info entries for	binutils.

COPYRIGHT
       Copyright (c) 1991, 1992, 1993, 1994, 1995,  1996,  1997,  1998,	 1999,
       2000, 2001, 2002, 2003, 2004, 2005, 2006	Free Software Foundation, Inc.

       Permission  is  granted to copy,	distribute and/or modify this document
       under the terms of the GNU Free Documentation License, Version  1.1  or
       any  later  version  published by the Free Software Foundation; with no
       Invariant Sections, with	no Front-Cover Texts, and with	no  Back-Cover
       Texts.	A copy of the license is included in the section entitled "GNU
       Free Documentation License".

binutils-2.17			  2006-06-23			  ADDR2LINE(1)

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