https://issues.dlang.org/show_bug.cgi?id=12660
--- Comment #2 from bearophile_h...@eml.cc --- (In reply to yebblies from comment #1) > I vaguely recall this being about attributes on the LHS of invariants being > ignored. If I put @nogc on the right: class Foo { this() @nogc {} invariant() @nogc {} } void main() {} temp.d(3,17): Error: statement expected to be { }, not @ temp.d(3,23): Error: basic type expected, not { temp.d(3,23): Error: no identifier for declarator int temp.d(3,23): Error: Declaration expected, not '{' temp.d(5,15): Error: } expected following member declarations in aggregate --