Plumb awaitness of for loops

2023-12-08 14:51:50 -08:00
parent bf9229a2e3
commit 27d6539a46
26 changed files with 137 additions and 53 deletions
--- a/compiler/rustc_feature/src/unstable.rs
+++ b/compiler/rustc_feature/src/unstable.rs
@@ -357,6 +357,8 @@ declare_features! (
    (unstable, async_closure, "1.37.0", Some(62290)),
    /// Allows `#[track_caller]` on async functions.
    (unstable, async_fn_track_caller, "1.73.0", Some(110011)),
+    /// Allows `for await` loops.
+    (unstable, async_for_loop, "CURRENT_RUSTC_VERSION", None),
    /// Allows builtin # foo() syntax
    (unstable, builtin_syntax, "1.71.0", Some(110680)),
    /// Treat `extern "C"` function as nounwind.