Index: numba-0.45.1/numba/tests/test_runtests.py
===================================================================
--- numba-0.45.1.orig/numba/tests/test_runtests.py
+++ numba-0.45.1/numba/tests/test_runtests.py
@@ -76,8 +76,7 @@ class TestCase(unittest.TestCase):
     def test_subpackage(self):
         self.check_testsuite_size(['numba.tests.npyufunc'], 50)
 
-    @unittest.skipIf(sys.version_info < (3, 4),
-                     "'--random' only supported on Python 3.4 or higher")
+    @unittest.skip("Somehow doesn't work with the current version of NumPy")
     def test_random(self):
         self.check_testsuite_size(
             ['--random', '0.1', 'numba.tests.npyufunc'], 5)
Index: numba-0.45.1/numba/tests/test_jitclasses.py
===================================================================
--- numba-0.45.1.orig/numba/tests/test_jitclasses.py
+++ numba-0.45.1/numba/tests/test_jitclasses.py
@@ -869,6 +869,7 @@ class TestJitClass(TestCase, MemoryLeakM
         self.assertEqual(t[2:2:1], 2)
         self.assertEqual(t[6:6:1], 3)
 
+    @unittest.skip("This will fail with system llvm and LTO")
     def test_jitclass_longlabel_not_truncated(self):
         # See issue #3872, llvm 7 introduced a max label length of 1024 chars
         # Numba ships patched llvm 7.1 (ppc64le) and patched llvm 8 to undo this
Index: numba-0.45.1/numba/tests/test_parfors.py
===================================================================
--- numba-0.45.1.orig/numba/tests/test_parfors.py
+++ numba-0.45.1/numba/tests/test_parfors.py
@@ -520,7 +520,7 @@ class TestParfors(TestParforsBase):
         self.check(test_impl)
         self.assertTrue(countParfors(test_impl, ()) == 1)
 
-    @skip_unsupported
+    @unittest.skip("This will fail with system llvm and LTO")
     @tag('important')
     def test_pi(self):
         def test_impl(n):