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

#write test.zig {
const Foo = struct {
    derp: i32,
};
export fn foo() usize {
    return @offsetOf(
        Foo,
        "a",
    );
}
#}
#update
#check errors {
test.zig:7:9: error: no field named 'a' in struct 'test.Foo'
test.zig:1:13: note: struct declared here
#}
