Hello, there are a more than one way to initialize a QStringList but sometimes they are not equal, consider this console app:

main.cpp:
#include <QCoreApplication>
#include "qcommandlineparser.h"
#include "qdebug.h"

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    QCommandLineParser lp;
    QCommandLineOption o1(QStringList() << "o" << "ok");
    QCommandLineOption o2(QStringList{"a","alsook"});
    QCommandLineOption o3(QStringList("yesok"));
    qDebug() << "geronimo";
    QCommandLineOption o4(QStringList("g","goessouth"));
    qDebug() << "landed";

    lp.addOptions({o1,o2,o3,o4});
}

If I build it in debug mode on 6.8.2, either with MSVC 2022 or gcc version 13.3.0 on Ubuntu and run it:

18:57:31: Starting /home/henry/untitled/build/Desktop_Qt_6_8_2-Debug/untitled...
geronimo
ASSERT: "this->isMutable() || b == e" in file /home/henry/Qt/6.8.2/gcc_64/include/QtCore/qarraydataops.h, line 884
18:57:32: The process crashed.

In release mode:
19:12:47: Starting /home/henry/untitled/build/Desktop_Qt_6_8_2-Release/untitled...
geronimo
landed
QCommandLineParser: already having an option named "a"
19:12:47: /home/henry/untitled/build/Desktop_Qt_6_8_2-Release/untitled exited with code 0


Obviously I am doing something wrong when setting o4 but it would be nice if I could get a compile error...

Rgrds Henry
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