On Fri, 26 Feb 2021, Thiago Macieira via Gcc-patches wrote:
> ints can be used in futexes. chars can't.
Shouldn't that be an atomic type instead of a bare int then?
> ---
> libstdc++-v3/include/std/barrier | 21 ++++++++++++---------
> 1 file changed, 12 insertions(+), 9 deletions(-)
>
> diff --git a/libstdc++-v3/include/std/barrier
> b/libstdc++-v3/include/std/barrier
> index e09212dfcb9..ae058bd3dc3 100644
> --- a/libstdc++-v3/include/std/barrier
> +++ b/libstdc++-v3/include/std/barrier
> @@ -70,7 +70,7 @@ It looks different from literature pseudocode for two main
> reasons:
>
> */
>
> - enum class __barrier_phase_t : unsigned char { };
> + enum class __barrier_phase_t : int { };
brgds, H-P
