fix compiler warning

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@17541 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt4/QCitation.C b/src/frontends/qt4/QCitation.C
index c91019f636ad5e5db266a617aa479c87bea2e6d7..c5d574f491e4251f757dd8c6783aaf6db8e68031 100644 (file)
--- a/src/frontends/qt4/QCitation.C
+++ b/src/frontends/qt4/QCitation.C
@@ -45,7 +45,7 @@ template<typename String> static QStringList to_qstring_list(vector<String> cons
 vector<string> const to_string_vector(QStringList const & qlist)
 {
        vector<string> v;
-       for (size_t i=0; i != qlist.size(); ++i) {
+       for (int i = 0; i != qlist.size(); ++i) {
                if (qlist[i].isEmpty())
                        continue;
                v.push_back(lyx::fromqstr(qlist[i]));