https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118701
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I think we'll need:
--- a/libstdc++-v3/testsuite/util/testsuite_abi.cc
+++ b/libstdc++-v3/testsuite/util/testsuite_abi.cc
@@ -257,7 +257,11 @@ check_version(symbol& test, bool added)
// Check that added symbols are added in the latest pre-release version.
bool latestp = (test.version_name == "GLIBCXX_3.4.34"
+#ifdef __riscv
|| test.version_name == "CXXABI_1.3.16"
+#else
+ || test.version_name == "CXXABI_1.3.15"
+#endif
|| test.version_name == "CXXABI_FLOAT128"
|| test.version_name == "CXXABI_TM_1");
if (added && !latestp)
And then that an be removed again when we add CXXABI_1.3.17 unconditionally for
all targets.