https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97357
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Known to fail| |10.2.1 Summary|Unable to coalesce |[10 Regression] Unable to |ssa_names which are marked |coalesce ssa_names which |as MUST COALESCE. |are marked as MUST | |COALESCE. Last reconfirmed| |2020-10-12 Known to work| |11.0 Ever confirmed|0 |1 Target Milestone|--- |10.3 Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. I will have a look. Seems to work on trunk, probably by accident.