https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85683
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[8/9 Regression] GCC 8 |[8 Regression] GCC 8
|stopped using RMW (Read |stopped using RMW (Read
|Modify Write) instructions |Modify Write) instructions
|on x86[_64] |on x86[_64]
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed for GCC9 so far, will backport to 8.2 after a while.
