Workaround unused error

dpc · dpc · commit 4202060ce30f · 2022-09-04T17:19:35.000-07:00
diff --git a/library/alloc/src/raw_vec.rs b/library/alloc/src/raw_vec.rs
@@ -108,6 +108,9 @@ impl<T, A: Allocator> RawVec<T, A> {
     //   to round up a request of less than 8 bytes to at least 8 bytes.
     // - 4 if elements are moderate-sized (<= 1 KiB).
     // - 1 otherwise, to avoid wasting too much space for very short Vecs.
+    // FIXME: there's one place that uses it, but then some other
+    // build fails due to being unused
+    #[allow(unused)]
     pub(crate) const MIN_NON_ZERO_CAP: usize = if mem::size_of::<T>() == 1 {
         8
     } else if mem::size_of::<T>() <= 1024 {

Original file line number	Diff line number	Diff line change
`@@ -108,6 +108,9 @@ impl<T, A: Allocator> RawVec<T, A> {`
`108`	`108`	`// to round up a request of less than 8 bytes to at least 8 bytes.`
`109`	`109`	`// - 4 if elements are moderate-sized (<= 1 KiB).`
`110`	`110`	`// - 1 otherwise, to avoid wasting too much space for very short Vecs.`
	`111`	`+ // FIXME: there's one place that uses it, but then some other`
	`112`	`+ // build fails due to being unused`
	`113`	`+ #[allow(unused)]`
`111`	`114`	`pub(crate) const MIN_NON_ZERO_CAP: usize = if mem::size_of::<T>() == 1 {`
`112`	`115`	`8`
`113`	`116`	`} else if mem::size_of::<T>() <= 1024 {`