> Without this I see a number of tests failing when -m32 is used.
>
> libstdc++-v3/ChangeLog:
>
> * testsuite/lib/dg-options.exp (add_options_for_libatomic): Also
> add libatomic options for 32-bit sparc*-*-linux-gnu.
>
> Eric, are you OK with this? It adds -latomic and the appropriate -L
> options to tests that use { dg-add-options libatomic }, because
> sparcv8 needs libatomic for some std::atomic ops.Sure, thanks. -- Eric Botcazou
