[lldb-tests] Add libcxx version check for regex tests
authorFelipe de Azevedo Piovezan <fpiovezan@apple.com>
Tue, 18 Oct 2022 13:13:45 +0000 (09:13 -0400)
committerFelipe de Azevedo Piovezan <fpiovezan@apple.com>
Tue, 18 Oct 2022 17:49:19 +0000 (13:49 -0400)
commit58a25ebb8622ee27034f0c103a9067acda7f6300
tree296c4507efb9fbb22a943a3752acc1a74a16b892
parent3c1d8e06d4a995f8d421ede3cf9240bbddc43441
[lldb-tests] Add libcxx version check for regex tests

Regex requires the c++20 flag, which was not introduced available prior
to Clang 11.

Differential Revision: https://reviews.llvm.org/D136165
lldb/test/API/functionalities/step-avoids-regexp/TestStepAvoidsRegexp.py