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bpo-40661: Fix segfault when parsing invalid input (GH-20165)

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Fix segfaults when parsing very complex invalid input, like `import äˆ ð£„¯ð¢·žð±‹á”€ð””ð‘©±å®ä±¬ð©¾\n𗶽`.

Co-authored-by: Guido van Rossum <guido@python.org>
Co-authored-by: Pablo Galindo <pablogsal@gmail.com>
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Lysandros Nikolaou 2020-05-18 20:32:03 +03:00 • committed by GitHub
parent 08b47c367a
commit 7b7a21bc4f
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Lib/test/test_syntax.py
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@ -659,6 +659,9 @@ Corner-cases that used to crash:
Traceback (most recent call last):
SyntaxError: cannot assign to __debug__
>>> import ä £
Traceback (most recent call last):
SyntaxError: invalid character '£' (U+00A3)
"""
import re