Merge pull request #2405 from SimonSapin/unstable-means-unstable

Unstable features accidentally usable on the Stable release chanel are still unstable
rust-lang · May 31, 2018 · 51e3cbc · 51e3cbc
2 parents cdd0053 + 54b74ef
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diff --git a/text/1105-api-evolution.md b/text/1105-api-evolution.md
@@ -22,6 +22,10 @@ The RFC covers only API issues; other issues related to language features,
 lints, type inference, command line arguments, Cargo, and so on are considered
 out of scope.
 
+The stability promise specifically does *not* apply to unstable features,
+even if they are accidentally usable on the Stable release channel
+under certain conditions such as because of bugs in the compiler.
+
 # Motivation
 
 Both Rust and its library ecosystem have adopted [semver](http://semver.org/), a