[issue40952] GCC overflow warnings (format-overflow, stringop-overflow)

2020-11-06 Thread Nick Coghlan
Nick Coghlan added the comment: I *think* the lnotab one is the compiler failing to detect that the pointer has been updated to point inside the body of a Python object, but I'm also not 100% sure that it's a false alarm. -- nosy: +ncoghlan ___ Py

[issue42282] Constant folding is skipped in named expressions

2020-11-06 Thread Nick Coghlan
New submission from Nick Coghlan : While working on the PEP 642 reference implementation I removed the "default:" case from the switch statement in astfold_expr as part of making sure the new SkippedBinding node was being handled everywhere it needed to be. This change picked up that NamedExp

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