[lldb][test] TestLocationListLookup.py: XFAIL on x86

Author: Michael Buch

lldb/test/API/functionalities/location-list-lookup/TestLocationListLookup.py

@@ -46,6 +46,7 @@ def test_loclist_frame_var(self):
     @skipIf(dwarf_version=["<", "3"])
     @skipIf(compiler="clang", compiler_version=["<", "12.0"])
     @skipUnlessDarwin
+    @expectedFailureAll(archs=["x86_64"])
     def test_loclist_expr(self):
         self.build()
         self.check_local_vars(self.launch(), check_expr=True)