style: Assert we don't try to do dumb stuff.

MozReview-Commit-ID: 6DpkiwUdccD
This commit is contained in:
Emilio Cobos Álvarez 2018-02-08 12:21:27 +01:00
parent c88d339db2
commit 01915d84db
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@ -367,6 +367,9 @@ where
fn set_data_validity_at_least(&mut self, validity: OriginValidity) {
use std::cmp;
debug_assert_ne!(validity, OriginValidity::Valid);
self.dirty = true;
self.data_validity = cmp::max(validity, self.data_validity);
}