Segmentation fault with recursive type

[RbCaVi]

Crash Report

Compiled mypy has a segmentation fault.

Traceback

(Too many lines to copy)

To Reproduce

import typing

T1 = typing.NewType('T1',str)
T2 = tuple[T1,'T4','T4']
T3 = tuple[str,'T4','T4']
T4 = T2 | T3

Your Environment

• Mypy version used: master (mypy 1.11.0+dev.35fbd2a852be2c47e8006429afe9b3ad4b1bfac2 (compiled: no))
• Mypy command-line flags: mypy test.py --show-traceback
• Mypy configuration options from mypy.ini (and other config files): No config files
• Python version used: 3.12 (compiled from source)
• Operating system and version: CentOS 7