fix values list empty

f823f350 · Julien Cabieces · 55c1088e · f823f350
Commit f823f350 authored Oct 29, 2020 by Julien Cabieces
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Modules/Wrappers/QGIS/src/otbQgisDescriptor.cxx Modules/Wrappers/QGIS/src/otbQgisDescriptor.cxx +3 -1

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--- a/Modules/Wrappers/QGIS/src/otbQgisDescriptor.cxx
+++ b/Modules/Wrappers/QGIS/src/otbQgisDescriptor.cxx
@@ -259,7 +259,9 @@ int main(int argc, char* argv[])
      for (auto k : key_list)
        values += k + ";";

-      values.pop_back();
+      if (values.size())
+        values.pop_back();
+
      dFile << "|" << values;
      ChoiceParameter* cparam = dynamic_cast<ChoiceParameter*>(param.GetPointer());
      default_value           = std::to_string(cparam->GetValue());