turn rustc_box into an intrinsic

1 files changed, 0 insertions, 18 deletions

diff --git a/tests/ui/attributes/rustc-box.rs b/tests/ui/attributes/rustc-box.rs
deleted file mode 100644
index b3726fb3867..00000000000
--- a/tests/ui/attributes/rustc-box.rs
+++ /dev/null
@@ -1,18 +0,0 @@
-#![feature(rustc_attrs, stmt_expr_attributes)]
-
-fn foo(_: u32, _: u32) {}
-fn bar(_: u32) {}
-
-fn main() {
-    #[rustc_box]
-    Box::new(1); // OK
-    #[rustc_box]
-    Box::pin(1); //~ ERROR `#[rustc_box]` attribute used incorrectly
-    #[rustc_box]
-    foo(1, 1); //~ ERROR `#[rustc_box]` attribute used incorrectly
-    #[rustc_box]
-    bar(1); //~ ERROR `#[rustc_box]` attribute used incorrectly
-    #[rustc_box] //~ ERROR `#[rustc_box]` attribute used incorrectly
-    #[rustfmt::skip]
-    Box::new(1);
-}