diff --git a/Lib/test/test_strftime.py b/Lib/test/test_strftime.py
index ff6274e8696..772cd0688c3 100644
--- a/Lib/test/test_strftime.py
+++ b/Lib/test/test_strftime.py
@@ -183,8 +183,10 @@ class Y1900Tests(unittest.TestCase):
     """
 
     def test_y_before_1900(self):
+        # Issue #13674, #19634
         t = (1899, 1, 1, 0, 0, 0, 0, 0, 0)
-        if sys.platform == "win32" or sys.platform.startswith("aix"):
+        if (sys.platform == "win32"
+        or sys.platform.startswith(("aix", "sunos", "solaris"))):
             with self.assertRaises(ValueError):
                 time.strftime("%y", t)
         else:
diff --git a/Misc/NEWS b/Misc/NEWS
index 668162f3723..3d5cd7e9a63 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -85,6 +85,10 @@ Library
 
 - Issue #19673: Add pathlib to the stdlib as a provisional module (PEP 428).
 
+- Issue #16596: pdb in a generator now properly skips over yield and
+  yield from rather than stepping out of the generator into its
+  caller.  (This is essential for stepping through asyncio coroutines.)
+
 - Issue #17916: Added dis.Bytecode.from_traceback() and
   dis.Bytecode.current_offset to easily display "current instruction"
   markers in the new disassembly API (Patch by Claudiu Popa).