IdentifierTable: Optimize property key lookup by QString

We only have to create QV4::String if the entry doesn't exist, yet.

Also, make sure the identifier of a new QV4::String inserted for an
array index is actually populated.

Change-Id: I223d191905baea5e537f483a9b3aa3db26f891b2
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Andrei Golubev <andrei.golubev@qt.io>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/qml/jsruntime/qv4identifiertable_p.h b/src/qml/jsruntime/qv4identifiertable_p.h
index 6553ad6103..b2a9bc1195 100644
--- a/src/qml/jsruntime/qv4identifiertable_p.h
+++ b/src/qml/jsruntime/qv4identifiertable_p.h
@@ -109,6 +109,9 @@ public:
     void removeIdentifierHash(IdentifierHashData *h) {
         idHashes.remove(h);
     }
+
+private:
+    Heap::String *resolveStringEntry(const QString &s, uint hash, uint subtype);
 };
 
 }