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Use sort_by_cached_key for partitioning

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varkor 2018-04-01 13:28:47 +01:00
parent 2cc52f08b3
commit e7aa1397ea
1 changed files with 3 additions and 5 deletions
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8
src/librustc_mir/monomorphize/partitioning.rs
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@ -189,11 +189,9 @@ pub trait CodegenUnitExt<'tcx> {
}, item.symbol_name(tcx))
}
let items: Vec<_> = self.items().iter().map(|(&i, &l)| (i, l)).collect();
let mut items : Vec<_> = items.iter()
.map(|il| (il, item_sort_key(tcx, il.0))).collect();
items.sort_by(|&(_, ref key1), &(_, ref key2)| key1.cmp(key2));
items.into_iter().map(|(&item_linkage, _)| item_linkage).collect()
let mut items: Vec<_> = self.items().iter().map(|(&i, &l)| (i, l)).collect();
items.sort_by_cached_key(|&(i, _)| item_sort_key(tcx, i));
items
}
}