Give a tracking-issue number for unsized tuple coercion.

rust-lang · Jun 24, 2017 · d0e1ba7 · d0e1ba7
1 parent 818f416
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diff --git a/src/doc/unstable-book/src/language-features/unsized-tuple-coercion.md b/src/doc/unstable-book/src/language-features/unsized-tuple-coercion.md
@@ -1,8 +1,8 @@
 # `unsized_tuple_coercion`
 
-The tracking issue for this feature is: [#XXXXX]
+The tracking issue for this feature is: [#42877]
 
-[#XXXXX]: https://github.com/rust-lang/rust/issues/XXXXX
+[#42877]: https://github.com/rust-lang/rust/issues/42877
 
 ------------------------
 

diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
@@ -356,7 +356,7 @@ declare_features! (
     (active, abi_thiscall, "1.19.0", None),
 
     // Allows unsized tuple coercion.
-    (active, unsized_tuple_coercion, "1.20.0", None),
+    (active, unsized_tuple_coercion, "1.20.0", Some(42877)),
 );
 
 declare_features! (