Effect composer doesn't delete all temporary files it creates

    auto vertexShaderFile = QTemporaryFile(QDir::tempPath() + "/dsem_XXXXXX.vert.qsb");
    auto fragmentShaderFile = QTemporaryFile(QDir::tempPath() + "/dsem_XXXXXX.frag.qsb");
    auto vertexShaderPreviewFile = QTemporaryFile(QDir::tempPath() + "/dsem_prev_XXXXXX.vert.qsb");
    auto fragmentShaderPreviewFile = QTemporaryFile(QDir::tempPath() + "/dsem_prev_XXXXXX.frag.qsb");