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

#write test.zig {
const S = extern struct {
    f: struct { u32 },
};

comptime {
    _ = @sizeOf(S);
}
#}
#update
#check errors {
test.zig:2:8: error: extern structs cannot contain fields of type 'struct { u32 }'
test.zig:2:8: note: tuples have no guaranteed in-memory representation
#}
