# ONNX032: function-ssa-violation

**Code:** `ONNX032`

**Name:** `function-ssa-violation`

**Severity:** error

**Category:** spec

**Target:** function

**Fixable:** No

## Message

Function is not in SSA form — a value name is assigned multiple times.

## Suggestion

Rename values so each name is assigned exactly once within the function.

## Details

Functions must be in Single Static Assignment (SSA) form, meaning
each value name is assigned exactly once.