================
@@ -94,6 +106,9 @@ class MemIndex : public SymbolIndex {
static_assert(sizeof(RelationKind) == sizeof(uint8_t),
"RelationKind should be of same size as a uint8_t");
llvm::DenseMap<std::pair<SymbolID, uint8_t>, std::vector<SymbolID>>
Relations;
+ // Reverse relations, currently only for OverridenBy
+ llvm::DenseMap<std::pair<SymbolID, uint8_t>, std::vector<SymbolID>>
----------------
HighCommander4 wrote:
Since we know the relation is `OverriddenBy`, we could make the key of this map
just `SymbolID`.
That may be less forward-looking (maybe someone will need reverse relations for
a new relation and need to add back the `uint8_t`), but it would save a bit of
memory for now.
WDYT?
https://github.com/llvm/llvm-project/pull/163024
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