small debug fix

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5847 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt2/QLyXKeySym.C b/src/frontends/qt2/QLyXKeySym.C
index 1769dda23ffe86db31d85bcedfaad429cc192b01..874421e3c97ae7ad5e134a514812649ace1758b2 100644 (file)
--- a/src/frontends/qt2/QLyXKeySym.C
+++ b/src/frontends/qt2/QLyXKeySym.C
@@ -85,7 +85,7 @@ string QLyXKeySym::getSymbolName() const
 
 char QLyXKeySym::getISOEncoded() const
 {
-       char const c = fromqstr(text_)[0];
+       unsigned char const c = fromqstr(text_)[0];
        lyxerr[Debug::KEY] << "ISOEncoded returning value " << int(c) << endl;
        return c;
 }