XFAIL TestHandleSegv on FreeBSD

We need to apply to FreeBSD a change equivalent to r238549.

llvm.org/pr23699

llvm-svn: 238615

lldb/test/functionalities/signal/handle-segv/TestHandleSegv.py

@@ -14,6 +14,7 @@ class HandleSegvTestCase(TestBase):
 
     @skipIfWindows # signals do not exist on Windows
     @skipIfDarwin
+    @expectedFailureFreeBSD("llvm.org/23699 SIGSEGV is reported as exception, not signal")
     def test_inferior_handle_sigsegv_with_dwarf(self):
         self.buildDefault()
         exe = os.path.join(os.getcwd(), "a.out")