diff options
Diffstat (limited to 'src/corelib/serialization')
-rw-r--r-- | src/corelib/serialization/qjsonwriter.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/corelib/serialization/qjsonwriter.cpp b/src/corelib/serialization/qjsonwriter.cpp index 12ce20ef09..32feb41183 100644 --- a/src/corelib/serialization/qjsonwriter.cpp +++ b/src/corelib/serialization/qjsonwriter.cpp @@ -43,6 +43,7 @@ #include "qjsonwriter_p.h" #include "qjson_p.h" #include "private/qutfcodec_p.h" +#include <private/qnumeric_p.h> QT_BEGIN_NAMESPACE @@ -131,8 +132,9 @@ static void valueToJson(const QJsonPrivate::Base *b, const QJsonPrivate::Value & case QJsonValue::Double: { const double d = v.toDouble(b); if (qIsFinite(d)) { // +2 to format to ensure the expected precision - const double abs = std::abs(d); - json += QByteArray::number(d, abs == static_cast<quint64>(abs) ? 'f' : 'g', QLocale::FloatingPointShortest); + quint64 absInt; + json += QByteArray::number(d, convertDoubleTo(std::abs(d), &absInt) ? 'f' : 'g', + QLocale::FloatingPointShortest); } else { json += "null"; // +INF || -INF || NaN (see RFC4627#section2.4) } |