Fix missing backticks.

fidget/src/core/context/indexed.rs

@@ -8,7 +8,7 @@ use std::collections::HashMap;
 ///
 /// The index type `I` should be a wrapper around a `usize` and be convertible
 /// in both directions using the `Index` trait; it is typically passed around
-/// using `Copy`.  A suitable index type can be constructed with [define_index].
+/// using `Copy`.  A suitable index type can be constructed with [`define_index`].
 ///
 /// The `V` type may be larger and is passed around by reference. However,
 /// it must be `Clone`, because it is stored twice in the data structure (once
@@ -89,7 +89,7 @@ where
 ///
 /// The `Index` type should be a wrapper around a `usize` and be convertible
 /// in both directions; it is typically passed around using `Copy`.  A suitable
-/// index type can be constructed with [define_index].
+/// index type can be constructed with [`define_index`].
 #[derive(Clone, Debug)]
 pub struct IndexVec<V, I> {
     data: Vec<V>,

fidget/src/jit/mod.rs

@@ -1130,7 +1130,7 @@ impl<T: Clone> Tape for JitBulkFn<T> {
 
 /// Maximum SIMD width for any type, checked at runtime (alas)
 ///
-/// We can't use T::SIMD_SIZE directly here due to Rust limitations. Instead we
+/// We can't use `T::SIMD_SIZE` directly here due to Rust limitations. Instead we
 /// hard-code a maximum SIMD size along with an assertion that should be
 /// optimized out; we can't use a constant assertion here due to the same
 /// compiler limitations.