#zig build-obj {
--name test -fno-emit-bin
-Mroot=test.zig
#}

#write test.zig {
fn generic(comptime T: type) T {
    return undefined;
}
const MyOpaque = opaque {};
export fn foo() void {
    _ = generic(MyOpaque);
}
export fn bar() void {
    _ = generic(anyopaque);
}
#}
#update
#check errors {
test.zig:1:30: error: opaque return type 'anyopaque' not allowed
test.zig:1:30: error: opaque return type 'test.MyOpaque' not allowed
test.zig:4:18: note: opaque declared here
#}
