[llvm] [lit] Fix lit hang on pool join when exception is thrown (PR #131881)

[David Spickett via llvm-commits]

DavidSpickett wrote:

I understand the problem as it existed previously but am confused what versions this applies to. The linked cypthon issue has a comment:
> Also confirmed that this can not be reproduced on the 3.5 or 3.6 branches.
And the bug is marked as won't fix for 2.7.

LLVM requires Python 3.8 (https://llvm.org/docs/GettingStarted.html#software).

So is this in fact still an issue on 3.8+ and was not fixed there?

Or are you referring to those issues to explain something else about how `join()` should be used?

https://github.com/llvm/llvm-project/pull/131881