pyside2-rcc -help exits with 1

int showHelp(const char *argv0, const QString &error)
{
fprintf(stderr, "PySide2 resource compiler\n");
if (!error.isEmpty())
fprintf(stderr, "%s: %s\n", argv0, error.toLatin1().constData());
fprintf(stderr, "Usage: %s [options] <inputs>\n\n"
"Options:\n"
" -o file Write output to file rather than stdout\n"
" -py2 Generate code for any Python v2.x version\n"
" -py3 Generate code for any Python v3.x version (default)\n"
" -name name Create an external initialization function with name\n"
" -threshold level Threshold to consider compressing files\n"
" -compress level Compress input files by level\n"
" -root path Prefix resource access path with root path\n"
" -no-compress Disable all compression\n"
" -version Display version\n"
" -help Display this information\n",
argv0);
return 1;
}

} else if(opt == "version") {
fprintf(stderr, "Resource Compiler for Qt version %s\n", QT_VERSION_STR);
return 1;