https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59423
marc at kdab dot com changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |marc at kdab dot com --- Comment #2 from marc at kdab dot com --- Still in GCC 10. The error message and surrounding warning are pointing at everything _but_ where the error is: <source>:1:6: warning: elaborated-type-specifier for a scoped enum must not use the 'class' keyword 1 | enum class IntegerSystem : int8 {}; | ~~~~ ^~~~~ | ----- <source>:1:12: error: use of enum 'IntegerSystem' without previous declaration 1 | enum class IntegerSystem : int8 {}; | ^~~~~~~~~~~~~ <source>:1:26: error: expected unqualified-id before ':' token 1 | enum class IntegerSystem : int8 {}; | ^