[manual_retain]: Fix duplicate diagnostics
#12452
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manual_retain]manual_retain]: Fix duplicate diagnostics
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@bors r+ |
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☀️ Test successful - checks-action_dev_test, checks-action_remark_test, checks-action_test |
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Relates to: #12379
The first lint guard executed in
LateLintPass::check_exprwas testing if the parent was of typeExprKind::Assign. This meant the lint emitted on both sides of the assignment operator whencheck_expris called on eitherExpr. The guard in the fix only lints once when theExpris of kindAssign.changelog: Fix duplicate lint diagnostic emission from [
manual_retain]