https://issues.dlang.org/show_bug.cgi?id=11169
Kenji Hara <k.hara...@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |pull, rejects-valid --- Comment #4 from Kenji Hara <k.hara...@gmail.com> --- https://github.com/dlang/dmd/pull/5695 After my PR, the use of __traits(isAbstractClass) at the condition of static if in class member will be rejected, because of the unresolved forward reference. For example: class C { static if (__traits(isAbstractClass, C)) { abstract void foo(); } } --