Fail to retrieve QFileInfo list with filename in NFC form.

from PySide2.QtCore import QDir
import os
import fnmatch
import unicodedata


if __name__ == "__main__":
    task = ["r\u00E9-0.txt", "re\u0301-1.txt"]
    for one in task:
        print("open", one, ascii(one), ascii(unicodedata.normalize("NFC", one)))
        with open(one, "w") as f:
            f.write(one)
    for e in os.listdir("."):
        if fnmatch.fnmatch(e, "*.txt"):
            print("os.listdir", e, ascii(e))
    for e in QDir(".").entryInfoList(["*.txt"]):
        print("QDir", e.fileName())

open ré-0.txt 'r\xe9-0.txt' 'r\xe9-0.txt'
open ré-1.txt 're\u0301-1.txt' 'r\xe9-1.txt'
os.listdir ré-0.txt 'r\xe9-0.txt'
os.listdir ré-1.txt 're\u0301-1.txt'
QDir ré-1.txt

open ré-0.txt 'r\xe9-0.txt' 'r\xe9-0.txt'
open ré-1.txt 're\u0301-1.txt' 'r\xe9-1.txt'
os.listdir ré-0.txt 're\u0301-0.txt'
os.listdir ré-1.txt 're\u0301-1.txt'
QDir ré-0.txt
QDir ré-1.txt

bool QFileSystemIterator::advance(QFileSystemEntry &fileEntry, QFileSystemMetaData &metaData)
{
    if (!dir)
        return false;

    for (;;) {
        dirEntry = QT_READDIR(dir);

        if (dirEntry) {
            // process entries with correct UTF-8 names only
            if (QFile::encodeName(QFile::decodeName(dirEntry->d_name)) == dirEntry->d_name) {
                fileEntry = QFileSystemEntry(nativePath + QByteArray(dirEntry->d_name), QFileSystemEntry::FromNativePath());
                metaData.fillFromDirEnt(*dirEntry);
                return true;
            }
        } else {
            break;
        }
    }

    lastError = errno;
    return false;
}

#if defined(Q_OS_DARWIN)
    // Mac always expects filenames in UTF-8... and decomposed...
    static inline QByteArray encodeName(const QString &fileName)
    {
        return fileName.normalized(QString::NormalizationForm_D).toUtf8();
    }
    static QString decodeName(const QByteArray &localFileName)
    {
        // note: duplicated in qglobal.cpp (qEnvironmentVariable)
        return QString::fromUtf8(localFileName).normalized(QString::NormalizationForm_C);
    }
#else
    static inline QByteArray encodeName(const QString &fileName)
    {
        return fileName.toLocal8Bit();
    }
    static QString decodeName(const QByteArray &localFileName)
    {
        return QString::fromLocal8Bit(localFileName);
    }
#endif