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[map] Minor: use const reference in has()

This commit is contained in:
Behdad Esfahbod 2022-05-28 05:16:34 -06:00
parent 24d5a11dcb
commit b99efa6c8d
1 changed files with 1 additions and 1 deletions
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2
src/hb-map.hh
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@ -217,7 +217,7 @@ struct hb_hashmap_t
value_t operator [] (K k) const { return get (k); } value_t operator [] (K k) const { return get (k); }
bool has (K k, V *vp = nullptr) const bool has (K k, V *vp = nullptr) const
{ {
V v = (*this)[k]; const V &v = (*this)[k];
if (vp) *vp = v; if (vp) *vp = v;
const V vinv = hb_coerce<V> (vINVALID); const V vinv = hb_coerce<V> (vINVALID);
return v != vinv; return v != vinv;