Switch compiler/ to intra-doc links

rustc_lint and rustc_lint_defs weren't switched because they're included
in the compiler book and so can't use intra-doc links.

compiler/rustc_data_structures/src/graph/iterate/mod.rs

@@ -149,8 +149,6 @@ struct Event<N> {
 /// those successors), we will pop off that node's `Settled` event.
 ///
 /// [CLR]: https://en.wikipedia.org/wiki/Introduction_to_Algorithms
-/// [`NodeStatus`]: ./enum.NodeStatus.html
-/// [`TriColorVisitor::node_examined`]: ./trait.TriColorVisitor.html#method.node_examined
 pub struct TriColorDepthFirstSearch<'graph, G>
 where
     G: ?Sized + DirectedGraph + WithNumNodes + WithSuccessors,

compiler/rustc_data_structures/src/sorted_map/index_map.rs

@@ -24,8 +24,7 @@ use rustc_index::vec::{Idx, IndexVec};
 /// to insert into the middle of the sorted array. Users should avoid mutating this data structure
 /// in-place.
 ///
-/// [`IndexVec`]: ../../rustc_index/vec/struct.IndexVec.html
-/// [`SortedMap`]: ../sorted_map/struct.SortedMap.html
+/// [`SortedMap`]: super::SortedMap
 #[derive(Clone, Debug)]
 pub struct SortedIndexMultiMap<I: Idx, K, V> {
     /// The elements of the map in insertion order.

compiler/rustc_errors/src/diagnostic.rs

@@ -138,8 +138,6 @@ impl Diagnostic {
     ///
     /// This span is *not* considered a ["primary span"][`MultiSpan`]; only
     /// the `Span` supplied when creating the diagnostic is primary.
-    ///
-    /// [`MultiSpan`]: ../rustc_span/struct.MultiSpan.html
     pub fn span_label<T: Into<String>>(&mut self, span: Span, label: T) -> &mut Self {
         self.span.push_span_label(span, label.into());
         self

compiler/rustc_index/src/bit_set.rs

@@ -27,7 +27,6 @@ pub const WORD_BITS: usize = WORD_BYTES * 8;
 /// to or greater than the domain size. All operations that involve two bitsets
 /// will panic if the bitsets have differing domain sizes.
 ///
-/// [`GrowableBitSet`]: struct.GrowableBitSet.html
 #[derive(Eq, PartialEq, Decodable, Encodable)]
 pub struct BitSet<T> {
     domain_size: usize,

compiler/rustc_mir/src/dataflow/impls/liveness.rs

@@ -11,7 +11,7 @@ use crate::dataflow::{AnalysisDomain, Backward, GenKill, GenKillAnalysis};
 /// exist. See [this `mir-dataflow` test][flow-test] for an example. You almost never want to use
 /// this analysis without also looking at the results of [`MaybeBorrowedLocals`].
 ///
-/// [`MaybeBorrowedLocals`]: ../struct.MaybeBorrowedLocals.html
+/// [`MaybeBorrowedLocals`]: super::MaybeBorrowedLocals
 /// [flow-test]: https://github.com/rust-lang/rust/blob/a08c47310c7d49cbdc5d7afb38408ba519967ecd/src/test/ui/mir-dataflow/liveness-ptr.rs
 /// [liveness]: https://en.wikipedia.org/wiki/Live_variable_analysis
 pub struct MaybeLiveLocals;