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Avoid treating pass and ... as no-op for reachability #20488

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Merged
hauntsaninja merged 2 commits into from
Jan 8, 2026
Merged

Avoid treating pass and ... as no-op for reachability #20488

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Avoid treating pass/... as no-op for reachability
hauntsaninja Dec 30, 2025
773289b
test
hauntsaninja Jan 8, 2026
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@hauntsaninja
hauntsaninja committed Jan 8, 2026
commit 773289b52df46375237d24cfd974e5ddfd011840
10 changes: 10 additions & 0 deletions test-data/unit/check-unreachable-code.test
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Expand Up @@ -1637,7 +1637,17 @@ class C:
return C()
else:
return NotImplemented
[builtins fixtures/isinstance.pyi]

[case testPassAndEllipsisUnreachable]
# flags: --warn-unreachable
def f() -> None:
return
pass # E: Statement is unreachable

def g() -> None:
return
... # E: Statement is unreachable
[builtins fixtures/isinstance.pyi]

[case testUnreachableStatementPrettyHighlighting]
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