QSqlQuery + SQLite not reporting undefined named placeholders

main.cpp

#include <QCoreApplication>

#include <QSqlDatabase>
#include <QSqlQuery>
#include <QSqlError>

#include <QTemporaryFile>
#include <QDebug>

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

    auto database = QSqlDatabase::addDatabase("QSQLITE", "core");
    QTemporaryFile databaseFile("dbXXXXXX.sqlite");
    databaseFile.open();
    database.setDatabaseName(databaseFile.fileName());
    database.open();

    qDebug() << "Opened: " << databaseFile.fileName();

    QSqlQuery q1(database);
    q1.prepare("create table test (id integer, data integer)");
    q1.exec();
    if (q1.lastError().isValid()) {
        qDebug() << "Cannot create table: " << q1.lastError();
    }

    QSqlQuery q2(database);
    q2.prepare("insert into test values (1, :data)");
    q2.exec();
    if (q2.lastError().isValid()) {
        qDebug() << "Cannot insert data: " << q2.lastError();
    } else {
        qDebug() << "Inserted " << q2.numRowsAffected() << " rows ";
    }

    QSqlQuery q3(database);
    q3.prepare("select * from test");
    q3.exec();
    q3.next();
    qDebug() << "Obtained: " << q3.value(0) << ", " << q3.value(1);

    return a.exec();
}