---
name: "lto-dump"
section: "1"
platform: "linux"
package: "lto-dump"
version: "16.2.1+r23+gd564253eb6c8-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/lto-dump"
---

# lto-dump(1)

Tool for dumping LTO object files

## NAME

lto-dump - Tool for dumping LTO object files

## SYNOPSIS

lto-dump \[**-list**\]\
      \[**-demangle**\]\
      \[**-defined-only**\]\
      \[**-print-value**\]\
      \[**-name-sort**\]\
      \[**-size-sort**\]\
      \[**-reverse-sort**\]\
      \[**-no-sort**\]\
      \[**-symbol=**\]\
      \[**-objects**\]\
      \[**-type-stats**\]\
      \[**-tree-stats**\]\
      \[**-gimple-stats**\]\
      \[**-dump-level=**\]\
      \[**-dump-body=**\]\
      \[**-help**\] *lto-dump*

## DESCRIPTION

**lto-dump** is a tool you can use in conjunction with GCC to dump link time optimization object files.

## OPTIONS

- **-list**

  Dumps list of details of functions and variables.

- **-demangle**

  Dump the demangled output.

- **-defined-only**

  Dump only the defined symbols.

- **-print-value**

  Dump initial values of the variables.

- **-name-sort**

  Sort the symbols alphabetically.

- **-size-sort**

  Sort the symbols according to size.

- **-reverse-sort**

  Dump the symbols in reverse order.

- **-no-sort**

  Dump the symbols in order of occurrence.

- **-symbol=**

  Dump the details of specific symbol.

- **-objects**

  Dump the details of LTO objects.

- **-type-stats**

  Dump the statistics of tree types.

- **-tree-stats**

  Dump the statistics of trees.

- **-gimple-stats**

  Dump the statistics of gimple statements.

- **-dump-level=**

  For deciding the optimization level of body.

- **-dump-body=**

  Dump the specific gimple body.

- **-help**

  Display the dump tool help.

## COPYRIGHT

Copyright (c) 2017-2026 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 1.3 or any later version published by the Free Software Foundation; with the Invariant Sections being "GNU General Public License" and "Funding Free Software", the Front-Cover texts being (a) (see below), and with the Back-Cover Texts being (b) (see below).  A copy of the license is included in the [**gfdl**(7)](/gfdl/7.md) man page.

(a) The FSF's Front-Cover Text is:

```
     A GNU Manual
```

(b) The FSF's Back-Cover Text is:

```
     You have freedom to copy and modify this GNU Manual, like GNU
     software.  Copies published by the Free Software Foundation raise
     funds for GNU development.
```