debugger: add manual test for QHostAddress dumper

Change-Id: I6cc146b1d5b21a4d4881a35a11ce24ad378e813c
Reviewed-on: http://codereview.qt.nokia.com/2694Reviewed-by: hjk <qthjk@ovi.com>

share/qtcreator/dumper/qttypes.py

@@ -429,14 +429,12 @@ def qdump__QHostAddress(d, item):
     if int(data["ipString"]["d"]["size"]):
         d.putStringValue(data["ipString"])
     else:
-        a = data["a"]
-        m, a = divmod(a, 256 * 256 * 256)
-        s = str(m)
-        m, a = divmod(a, 256 * 256)
-        s = s + "." + str(m)
-        m, a = divmod(a, 256)
-        s = s + "." + str(m)
-        d.putValue(s)
+        a = long(data["a"])
+        a, n4 = divmod(a, 256)
+        a, n3 = divmod(a, 256)
+        a, n2 = divmod(a, 256)
+        a, n1 = divmod(a, 256)
+        d.putValue("%d.%d.%d.%d" % (n1, n2, n3, n4));
     d.putNumChild(1)
     if d.isExpanded(item):
         with Children(d):

tests/manual/gdbdebugger/simple/simple_gdbtest_app.cpp

@@ -642,6 +642,19 @@ void testQFixed()
 */
 }
 
+namespace qhostaddress {
+
+    void testQHostAddress()
+    {
+        QHostAddress ha1(129 * 256 * 256 * 256 + 130);
+        QHostAddress ha2("127.0.0.1");
+        // <== break here
+        // Check ha1 and ha2 look correct.
+        dummyStatement(&ha1, &ha2);
+    }
+
+} // namespace qhostaddress
+
 QHash<int, float> testQHash()
 {
 #if 1
@@ -3161,6 +3174,7 @@ namespace varargs {
 
 int main(int argc, char *argv[])
 {
+    qhostaddress::testQHostAddress();
     varargs::testVaList();
     cp42895::test42895();
     bug5046::test5046();