---
name: "__gnu_debug::_BeforeBeginHelper"
section: "3"
platform: "linux"
package: "gcc"
version: "16.2.1+r23+gd564253eb6c8-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/__gnu_debug::_BeforeBeginHelper"
---

# \_\_gnu\_debug::\_BeforeBeginHelper(3)

## NAME

\_\_gnu\_debug::\_BeforeBeginHelper\< \_Sequence \>

## SYNOPSIS

\#include \<safe\_iterator.h\>

### Static Public Member Functions

template\<typename \_Iterator, typename \_Category\> static bool **\_S\_Is** (const **\_Safe\_iterator**\< \_Iterator, \_Sequence, \_Category \> &)\
 template\<typename \_Iterator, typename \_Category\> static bool **\_S\_Is\_Beginnest** (const **\_Safe\_iterator**\< \_Iterator, \_Sequence, \_Category \> &\_\_it)\

## Detailed Description

### template\<typename \_Sequence\>

struct \_\_gnu\_debug::\_BeforeBeginHelper\< \_Sequence \>"Helper struct to deal with sequence offering a before\_begin iterator.

## Author

Generated automatically by Doxygen for libstdc++ from the source code.