test_operator: skip SIGSEG tests

Author: cosminbasca

graalpython/lib-python/3/test/test_operator.py

@@ -511,6 +511,7 @@ def copy(self, obj, proto):
         with support.swap_item(sys.modules, 'operator', self.module2):
             return pickle.loads(pickled)
 
+    @unittest.skipIfGraalPython()
     def test_attrgetter(self):
         attrgetter = self.module.attrgetter
         class A:
@@ -539,6 +540,7 @@ class A:
                 self.assertEqual(repr(f2), repr(f))
                 self.assertEqual(f2(a), f(a))
 
+    @unittest.skipIfGraalPython()
     def test_itemgetter(self):
         itemgetter = self.module.itemgetter
         a = 'ABCDE'
@@ -554,6 +556,7 @@ def test_itemgetter(self):
                 self.assertEqual(repr(f2), repr(f))
                 self.assertEqual(f2(a), f(a))
 
+    @unittest.skipIfGraalPython()
     def test_methodcaller(self):
         methodcaller = self.module.methodcaller
         class A: