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Print more crate details in -Zls

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Useful for debugging crate hash and resolution issues.
This commit is contained in:
Jeremy Fitzhardinge 2021-06-05 15:42:04 -07:00 committed by Jeremy Fitzhardinge
parent 406d4a9cc3
commit cef3ab75b1
1 changed files with 15 additions and 2 deletions
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17
compiler/rustc_metadata/src/rmeta/decoder.rs
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@ -601,10 +601,23 @@ impl MetadataBlob {
}
crate fn list_crate_metadata(&self, out: &mut dyn io::Write) -> io::Result<()> {
write!(out, "=External Dependencies=\n")?;
let root = self.get_root();
writeln!(out, "Crate info:")?;
writeln!(out, "name {}{}", root.name, root.extra_filename)?;
writeln!(out, "hash {} stable_crate_id {:?}", root.hash, root.stable_crate_id)?;
writeln!(out, "proc_macro {:?}", root.proc_macro_data.is_some())?;
writeln!(out, "=External Dependencies=")?;
for (i, dep) in root.crate_deps.decode(self).enumerate() {
write!(out, "{} {}{}\n", i + 1, dep.name, dep.extra_filename)?;
writeln!(
out,
"{} {}{} hash {} host_hash {:?} kind {:?}",
i + 1,
dep.name,
dep.extra_filename,
dep.hash,
dep.host_hash,
dep.kind
)?;
}
write!(out, "\n")?;
Ok(())