Debugger: Fix Eigen::Matrix dumper with LLDB

Access by address. Big hammer, but LLDB doesn't cope
well with templates...

Change-Id: I430a83c282bc8a46efa011efb73f32cdbf46398c
Reviewed-by: hjk <hjk121@nokiamail.com>

share/qtcreator/debugger/misctypes.py

@@ -133,9 +133,7 @@ def qdump__Eigen__PlainObjectBase(d, value):
     storage = value["m_storage"]
     nrows = toInteger(storage["m_rows"] if argRow == -1 else argRow)
     ncols = toInteger(storage["m_cols"] if argCol == -1 else argCol)
-    p = storage["m_data"]
-    if d.isStructType(p.type): # Static
-        p = p["array"].cast(innerType.pointer())
+    p = d.createPointerValue(d.addressOf(value), innerType)
     d.putValue("(%s x %s), %s" % (nrows, ncols, ["ColumnMajor", "RowMajor"][rowMajor]))
     d.putField("keeporder", "1")
     d.putNumChild(nrows * ncols)