---
title: EXCB_CLASS_ILLEGAL_INSTR_SET
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 11.0+]
path: kernel/ex_cb_class_t/excb_class_illegal_instr_set
---

# EXCB_CLASS_ILLEGAL_INSTR_SET

## Declaration

```occ
EXCB_CLASS_ILLEGAL_INSTR_SET
```