Add tracking issue

Author: usbalbin

library/core/src/convert/mod.rs

@@ -532,7 +532,7 @@ where
 
 // From implies Into
 #[stable(feature = "rust1", since = "1.0.0")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T, U> const Into<U> for T
 where
     U: ~const From<T>,
@@ -544,7 +544,7 @@ where
 
 // From (and thus Into) is reflexive
 #[stable(feature = "rust1", since = "1.0.0")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T> const From<T> for T {
     fn from(t: T) -> T {
         t

library/core/src/option.rs

@@ -2010,7 +2010,7 @@ impl<A, V: FromIterator<A>> FromIterator<Option<A>> for Option<V> {
 }
 
 #[unstable(feature = "try_trait_v2", issue = "84277")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T> const ops::Try for Option<T> {
     type Output = T;
     type Residual = Option<convert::Infallible>;
@@ -2030,7 +2030,7 @@ impl<T> const ops::Try for Option<T> {
 }
 
 #[unstable(feature = "try_trait_v2", issue = "84277")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T> const ops::FromResidual for Option<T> {
     #[inline]
     fn from_residual(residual: Option<convert::Infallible>) -> Self {

library/core/src/result.rs

@@ -1889,7 +1889,7 @@ impl<A, E, V: FromIterator<A>> FromIterator<Result<A, E>> for Result<V, E> {
 }
 
 #[unstable(feature = "try_trait_v2", issue = "84277")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T, E> const ops::Try for Result<T, E> {
     type Output = T;
     type Residual = Result<convert::Infallible, E>;
@@ -1909,7 +1909,7 @@ impl<T, E> const ops::Try for Result<T, E> {
 }
 
 #[unstable(feature = "try_trait_v2", issue = "84277")]
-#[rustc_const_unstable(feature = "const_convert", issue = "none")]
+#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
 impl<T, E, F: ~const From<E>> const ops::FromResidual<Result<convert::Infallible, E>> for Result<T, F> {
     #[inline]
     fn from_residual(residual: Result<convert::Infallible, E>) -> Self {