Xfail failing watchpoint tests on aarch64-linux

Some watchpoint tests fail on aarch64-linux as it lacks support for intalling watchpoints which are not alligned at 8bytes boundary.

Marking them as xfail for now. 

llvm-svn: 269187

lldb/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/command/TestWatchpointCommandLLDB.py

@@ -30,6 +30,7 @@ class WatchpointLLDBCommandTestCase(TestBase):
         self.d = {'CXX_SOURCES': self.source, 'EXE': self.exe_name}
 
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
     def test_watchpoint_command(self):
         """Test 'watchpoint command'."""
@@ -84,6 +85,7 @@ class WatchpointLLDBCommandTestCase(TestBase):
             substrs = ['(int32_t)', 'cookie = 777'])
 
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
     def test_watchpoint_command_can_disable_a_watchpoint(self):
         """Test that 'watchpoint command' action can disable a watchpoint after it is triggered."""

lldb/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/command/TestWatchpointCommandPython.py

@@ -32,6 +32,7 @@ class WatchpointPythonCommandTestCase(TestBase):
     @skipIfFreeBSD # timing out on buildbot
     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     def test_watchpoint_command(self):
         """Test 'watchpoint command'."""
         self.build(dictionary=self.d)

lldb/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_commands/condition/TestWatchpointConditionCmd.py

@@ -30,6 +30,7 @@ class WatchpointConditionCmdTestCase(TestBase):
         self.d = {'CXX_SOURCES': self.source, 'EXE': self.exe_name}
 
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
     def test_watchpoint_cond(self):
         """Test watchpoint condition."""

lldb/packages/Python/lldbsuite/test/functionalities/watchpoint/watchpoint_events/TestWatchpointEvents.py

@@ -22,6 +22,7 @@ class TestWatchpointEvents (TestBase):
 
     @add_test_categories(['pyapi'])
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
     def test_with_python_api(self):
         """Test that adding, deleting and modifying watchpoints sends the appropriate events."""

lldb/packages/Python/lldbsuite/test/python_api/watchpoint/condition/TestWatchpointConditionAPI.py

@@ -30,6 +30,7 @@ class WatchpointConditionAPITestCase(TestBase):
         self.d = {'CXX_SOURCES': self.source, 'EXE': self.exe_name}
 
     @expectedFailureAndroid(archs=['arm', 'aarch64']) # Watchpoints not supported
+    @expectedFailureAll(oslist=["linux"], archs=["aarch64"], bugnumber="llvm.org/pr27710")
     @skipIfWindows # Watchpoints not supported on Windows, and this test hangs
     def test_watchpoint_cond_api(self):
         """Test watchpoint condition API."""