seems the temporary copy is needed neverthelesse. it's a 'shallow' one,

though...

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23561 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt4/GuiPrefs.cpp b/src/frontends/qt4/GuiPrefs.cpp
index c50381fa872de94a5c5c073c167a941f1a5a7be8..968829131d8cf9fc899068b56ea79a1bb0f5cf2d 100644 (file)
--- a/src/frontends/qt4/GuiPrefs.cpp
+++ b/src/frontends/qt4/GuiPrefs.cpp
@@ -1621,7 +1621,9 @@ PrefLanguage::PrefLanguage(QWidget * parent)
        defaultLanguageCO->clear();
 
        // store the lang identifiers for later
-       foreach (LanguagePair const & lpair, languageData(false)) {
+       //foreach (LanguagePair const & lpair, languageData(false)) {
+       QList<LanguagePair> l = languageData(false);
+       foreach (LanguagePair const & lpair, l) {
                defaultLanguageCO->addItem(lpair.first);
                lang_.append(lpair.second);
        }