diff options
| author | Sérgio Martins <sergio.martins@kdab.com> | 2015-06-08 22:56:55 +0100 |
|---|---|---|
| committer | Sérgio Martins <sergio.martins@kdab.com> | 2015-06-11 13:36:15 +0000 |
| commit | 552fba23862d2f2c88bd09202b8c1b5904830128 (patch) | |
| tree | 111d169f156598868bb562d903b1aa5a2928174d /src/corelib/io/qsettings.cpp | |
| parent | 6b5029199d8eab325992e07fa7c98718c9533ca0 (diff) | |
core: Add several QList::reserve() calls.
Reduces reallocations.
Change-Id: Ib63539fb690a80245d8fe81ff8468e79ffa8e57c
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Diffstat (limited to 'src/corelib/io/qsettings.cpp')
| -rw-r--r-- | src/corelib/io/qsettings.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/corelib/io/qsettings.cpp b/src/corelib/io/qsettings.cpp index 251b10ea89..977cc107e7 100644 --- a/src/corelib/io/qsettings.cpp +++ b/src/corelib/io/qsettings.cpp @@ -357,6 +357,7 @@ void QSettingsPrivate::requestUpdate() QStringList QSettingsPrivate::variantListToStringList(const QVariantList &l) { QStringList result; + result.reserve(l.count()); QVariantList::const_iterator it = l.constBegin(); for (; it != l.constEnd(); ++it) result.append(variantToString(*it)); @@ -374,7 +375,9 @@ QVariant QSettingsPrivate::stringListToVariantList(const QStringList &l) outStringList[i].remove(0, 1); } else { QVariantList variantList; - for (int j = 0; j < l.count(); ++j) + const int stringCount = l.count(); + variantList.reserve(stringCount); + for (int j = 0; j < stringCount; ++j) variantList.append(stringToVariant(l.at(j))); return variantList; } |