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authorJorge Aparicio <japaricious@gmail.com>2017-04-05 21:11:22 -0500
committerJorge Aparicio <japaricious@gmail.com>2017-04-05 21:11:22 -0500
commitbbe54115873eca9d9a889be3d9eff0c01d2ba8be (patch)
treea6a42f0e564411ac866da14f3e926d5f6802ad70 /src/libsyntax
parentecddad6920b7640ff0398a52a808703db3d4e62a (diff)
downloadrust-bbe54115873eca9d9a889be3d9eff0c01d2ba8be.tar.gz
rust-bbe54115873eca9d9a889be3d9eff0c01d2ba8be.zip
document the implementation a bit more
Diffstat (limited to 'src/libsyntax')
-rw-r--r--src/libsyntax/feature_gate.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index 66a813025c4..5f719001203 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -344,8 +344,8 @@ declare_features! (
     // See rust-lang/rfcs#1414. Allows code like `let x: &'static u32 = &42` to work.
     (active, rvalue_static_promotion, "1.15.1", Some(38865)),
 
-    // Used to preserve symbols
-    (active, used, "1.18.0", None),
+    // Used to preserve symbols (see llvm.used)
+    (active, used, "1.18.0", Some(40289)),
 );
 
 declare_features! (