Merge commit '207b936f5605' from swift/release/5.9 into stable/20221013

Author: git apple-llvm automerger

lldb/test/API/lang/cpp/standards/cpp20/TestCPP20Standard.py

@@ -4,6 +4,7 @@
 from lldbsuite.test import lldbutil
 
 class TestCPP20Standard(TestBase):
+    @skipIf(compiler="clang", compiler_version=['<', '11.0'])
     def test_cpp20(self):
         """
         Tests that we can evaluate an expression in C++20 mode