---
name: "__gnu_profile::__stack_hash"
section: "3cxx"
platform: "linux"
package: "libstdc++-9-doc"
version: "9.3.0-22"
release: "Debian 11 (Bullseye)"
platforms: ["linux"]
url: "https://new.carta.tech/__gnu_profile::__stack_hash"
---

# \_\_gnu\_profile::\_\_stack\_hash(3cxx)

Hash function for summary trace using call stack as index.

## NAME

\_\_gnu\_profile::\_\_stack\_hash - Hash function for summary trace using call stack as index.

## SYNOPSIS

### Public Member Functions

std::size\_t **operator()** (\_\_stack\_t \_\_s) const\
 bool **operator()** (\_\_stack\_t \_\_stack1, \_\_stack\_t \_\_stack2) const\

## Detailed Description

Hash function for summary trace using call stack as index.

Definition at line 93 of file profiler\_node.h.

## Author

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