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| author | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-06-27 16:40:57 +0300 |
|---|---|---|
| committer | Anton Kudryavtsev <a.kudryavtsev@netris.ru> | 2016-07-05 18:57:35 +0000 |
| commit | 5392259ce6df9b9852a8580831cff4139fe2677c (patch) | |
| tree | d2a30f30e4c5f74341fff9605ddfd46fb549b203 /src | |
| parent | e7d476031474786a2e11ff6d3f9af0d5244f19d8 (diff) | |
QXml: reduce allocations in extractEncodingDecl
Replace QString::left() with QString::leftRef().
Use QStringLiteral more.
Change-Id: Ibcecc666d034a5e1fe963119483030ab397b16b1
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Diffstat (limited to 'src')
| -rw-r--r-- | src/xml/sax/qxml.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/xml/sax/qxml.cpp b/src/xml/sax/qxml.cpp index d4c8519d67..fe21bca810 100644 --- a/src/xml/sax/qxml.cpp +++ b/src/xml/sax/qxml.cpp @@ -1295,7 +1295,8 @@ static QString extractEncodingDecl(const QString &text, bool *needMoreText) *needMoreText = false; int l = text.length(); - QString snip = QString::fromLatin1("<?xml").left(l); + const QString declStart = QStringLiteral("<?xml"); + const QStringRef snip = declStart.leftRef(l); if (l > 0 && !text.startsWith(snip)) return QString(); |