[issue24580] Wrong or missing exception when compiling regexes with recursive named backreferences

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

It is questionable if an exception should be raised in older Python versions. Here is a patch for 3.4 that just issues a warning.

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Added file: http://bugs.python.org/file39880/re_open_group_symbolic_ref-3.4.patch

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