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

#write test.zig {
extern var foo: u3;
export fn entry() void {
    _ = foo;
}
#}
#update
#check errors {
test.zig:1:17: error: extern variable cannot have type 'u3'
test.zig:1:17: note: only integers with 0 or power of two bits are extern compatible
#}
