[3.6] bpo-30416: Protect the optimizer during constant folding. #4865
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It no longer spends much time doing complex calculations and no longer consumes much memory for creating large constants that will be dropped later. This fixes also bpo-21074.
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Thanks @serhiy-storchaka for the PR 🌮🎉.. I'm working now to backport this PR to: 2.7. |
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Sorry, @serhiy-storchaka, I could not cleanly backport this to |
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…pythonGH-4865) It no longer spends much time doing complex calculations and no longer consumes much memory for creating large constants that will be dropped later. This fixes also bpo-21074.. (cherry picked from commit b580f4f)
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GH-4896 is a backport of this pull request to the 2.7 branch. |
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It no longer spends much time doing complex calculations and no longer consumes much memory for creating large constants that will be dropped later.
This fixes also bpo-21074.
https://bugs.python.org/issue30416