Copy core/alloc check-cfg message also in std

rust-lang · May 23, 2024 · 45ad60d · 45ad60d
1 parent 2868985
commit 45ad60d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/library/std/Cargo.toml b/library/std/Cargo.toml
@@ -100,6 +100,9 @@ test = true
 
 [lints.rust.unexpected_cfgs]
 level = "warn"
+# x.py uses beta cargo, so `check-cfg` entries do not yet take effect
+# for rust-lang/rust. But for users of `-Zbuild-std` it does.
+# The unused warning is waiting for rust-lang/cargo#13925 to reach beta.
 check-cfg = [
     'cfg(bootstrap)',
     'cfg(target_arch, values("xtensa"))',