tests/coverage/discard-all-issue-133606.coverage

   LL|       |//@ edition: 2021
   LL|       |
   LL|       |// Force this function to be generated in its home crate, so that it ends up
   LL|       |// with normal coverage metadata.
   LL|       |#[inline(never)]
   LL|      1|pub fn external_function() {}