https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108516
Uroš Bizjak <ubizjak at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Summary|Useless movzx instruction |[11/12 Regression] Useless |emitted when loading 8 bits |movzx instruction emitted |from 24 bit struct |when loading 8 bits from 24 | |bit struct Severity|enhancement |normal Known to fail| |12.2.0 Status|ASSIGNED |RESOLVED Target Milestone|--- |13.0 --- Comment #8 from Uroš Bizjak <ubizjak at gmail dot com> --- Fixed.