fix compile with Qt 5.11

Differential Revision: https://phabricator.kde.org/D23385

src/document/katedocument.cpp

@@ -4661,9 +4661,13 @@ void KTextEditor::DocumentPrivate::readVariableLine(QString t, bool onlyViewAndR
 
         bool found = false;
         foreach (const QString &pattern, wildcards) {
-            QRegularExpression wildcard(QLatin1Char('^') + QRegularExpression::wildcardToRegularExpression(pattern) + QLatin1Char('$'));
+            QRegExp wildcard(pattern, Qt::CaseSensitive, QRegExp::Wildcard);
+            found = wildcard.exactMatch(nameOfFile);
+
+            // Qt 5.12, no ifdef, more to test
+            //QRegularExpression wildcard(QLatin1Char('^') + QRegularExpression::wildcardToRegularExpression(pattern) + QLatin1Char('$'));
+            //found = wildcard.match(nameOfFile).hasMatch();
 
-            found = wildcard.match(nameOfFile).hasMatch();
             if (found) {
                 break;
             }