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author | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-04-25 12:20:08 +0300 |
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committer | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-04-26 12:20:49 +0000 |
commit | 943a658c0763b62eff9f1a234bf561645e77b1cf (patch) | |
tree | 534eb99dd011110c2bb26e93f20e54071d2e1fa0 /src/corelib | |
parent | 1880e8432fc6250c538a926c5e12bbb48cf92798 (diff) |
QJsonObject: use reserve() to reduce memory allocations
Change-Id: I97821ffa0c485815c781dc4f98012b0b490da90a
Reviewed-by: Edward Welbourne <edward.welbourne@theqtcompany.com>
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Diffstat (limited to 'src/corelib')
-rw-r--r-- | src/corelib/json/qjsonobject.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/corelib/json/qjsonobject.cpp b/src/corelib/json/qjsonobject.cpp index 4ee20ef168..7badc9d929 100644 --- a/src/corelib/json/qjsonobject.cpp +++ b/src/corelib/json/qjsonobject.cpp @@ -304,6 +304,7 @@ QVariantHash QJsonObject::toVariantHash() const { QVariantHash hash; if (o) { + hash.reserve(o->length); for (uint i = 0; i < o->length; ++i) { QJsonPrivate::Entry *e = o->entryAt(i); hash.insert(e->key(), QJsonValue(d, o, e->value).toVariant()); |