[lldbsuite, windows] Disable two tail call frames tests that fail on Windows

Summary: These tests fail on Windows because of known limitations (a.k.a. bugs) with the current implementation of GetFrameAtIndex Reviewers: asmith, vsk Reviewed By: vsk Subscribers: abidh, lldb-commits Differential Revision: https://reviews.llvm.org/D53415 llvm-svn: 344788

Author: sstamenova

lldb/packages/Python/lldbsuite/test/functionalities/tail_call_frames/sbapi_support/TestTailCallFrameSBAPI.py

@@ -4,6 +4,7 @@
 
 import lldb
 import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.decorators import *
 from lldbsuite.test.lldbtest import *
 
 class TestTailCallFrameSBAPI(TestBase):
@@ -14,6 +15,7 @@ class TestTailCallFrameSBAPI(TestBase):
  # each debug info format.
  NO_DEBUG_INFO_TESTCASE = True
 
+ @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr26265")
  def test_tail_call_frame_sbapi(self):
  self.build()
  self.do_test()

lldb/packages/Python/lldbsuite/test/functionalities/tail_call_frames/thread_step_out_or_return/TestSteppingOutWithArtificialFrames.py

@@ -4,6 +4,7 @@
 
 import lldb
 import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.decorators import *
 from lldbsuite.test.lldbtest import *
 
 class TestArtificialFrameThreadStepOut1(TestBase):
@@ -51,6 +52,7 @@ def prepare_thread(self):
  # frame #4: ... a.out`main at main.cpp:23:3 [opt]
  return thread
 
+ @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr26265")
  def test_stepping_out_past_artificial_frame(self):
  self.build()
  thread = self.prepare_thread()
@@ -68,6 +70,7 @@ def test_stepping_out_past_artificial_frame(self):
  self.assertEqual(frame4.GetDisplayFunctionName(), "main")
  self.assertFalse(frame2.IsArtificial())
 
+ @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr26265")
  def test_return_past_artificial_frame(self):
  self.build()
  thread = self.prepare_thread()