bjoernager/rust
bjoernager/rust
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Do not fail on child without DefId

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This commit is contained in:
Esteban Küber 2019-05-20 11:46:44 -07:00
parent 1962adea6a
commit d320c7ceab
1 changed files with 12 additions and 12 deletions
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24
src/librustc_metadata/cstore_impl.rs
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@ -355,19 +355,19 @@ pub fn provide<'tcx>(providers: &mut Providers<'tcx>) {
return;
}
let child = child.res.def_id();
match visible_parent_map.entry(child) {
Entry::Occupied(mut entry) => {
// If `child` is defined in crate `cnum`, ensure
// that it is mapped to a parent in `cnum`.
if child.krate == cnum && entry.get().krate != cnum {
entry.insert(parent);
if let Some(child) = child.res.opt_def_id() {
match visible_parent_map.entry(child) {
Entry::Occupied(mut entry) => {
// If `child` is defined in crate `cnum`, ensure
// that it is mapped to a parent in `cnum`.
if child.krate == cnum && entry.get().krate != cnum {
entry.insert(parent);
}
}
Entry::Vacant(entry) => {
entry.insert(parent);
bfs_queue.push_back(child);
}
}
Entry::Vacant(entry) => {
entry.insert(parent);
bfs_queue.push_back(child);
}
}
};