added (and disabled) test case for type inference based crash

tests/bugs.txt

@@ -18,6 +18,7 @@ temp_sideeffects_T654
 class_scope_T671
 slice2_T636
 builtin_subtype_methods_T653
+dict_values_in_expression
 
 # CPython regression tests that don't current work:
 pyregr.test_signal

tests/run/dict_values_in_expression.pyx

+
+def func(**kwargs):
+    """
+    >>> sorted(func(a=3, b=4))
+    [1, 2, 3, 4]
+    """
+    return [ arg for arg in [1,2] + kwargs.values() ]