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bpo-42282: Fold constants inside named expressions #23190

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Merged
ncoghlan merged 5 commits into from
Nov 7, 2020
Merged

bpo-42282: Fold constants inside named expressions #23190

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6ca7c28
bpo-42282: Fold constants inside named expressions
ncoghlan Nov 7, 2020
45e3d50
Fix inverted comparison op folding
ncoghlan Nov 7, 2020
3addcc9
Fix comment
ncoghlan Nov 7, 2020
f8e52c0
Still clear errors that occur in constant folding
ncoghlan Nov 7, 2020
a4741aa
Minor code tweak (need to trigger new CI run anyway)
ncoghlan Nov 7, 2020
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Still clear errors that occur in constant folding
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@ncoghlan
ncoghlan committed Nov 7, 2020
commit f8e52c0e002a893d0a0cce005f68c0f0ca009a4d
6 changes: 2 additions & 4 deletions Python/ast_opt.c
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Expand Up @@ -279,10 +279,8 @@ fold_binop(expr_ty node, PyArena *arena, _PyASTOptimizeState *state)
// operators are added without being handled here
}

// If no new value was calculated, there's nothing to do
if (newval == NULL) {
return 1;
}
// Even if no new value was calculated, make_const may still
// need to clear an error (e.g. for division by zero)

return make_const(node, newval, arena);
}
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