Remove `box_syntax` from AST and use in tools

2 files changed, 18 insertions, 0 deletions

diff --git a/tests/ui/parser/removed-syntax-box.rs b/tests/ui/parser/removed-syntax-box.rs
new file mode 100644
index 00000000000..b0e8eb0410e
--- /dev/null
+++ b/tests/ui/parser/removed-syntax-box.rs
@@ -0,0 +1,10 @@
+fn main() {
+    struct T {
+        a: u8,
+        b: u8,
+    }
+    let _ = box () //~ ERROR expected expression, found reserved keyword `box`
+    let _ = box 1;
+    let _ = box T { a: 12, b: 18 };
+    let _ = box [5; 30];
+}
diff --git a/tests/ui/parser/removed-syntax-box.stderr b/tests/ui/parser/removed-syntax-box.stderr
new file mode 100644
index 00000000000..8c8d5b3c4cb
--- /dev/null
+++ b/tests/ui/parser/removed-syntax-box.stderr
@@ -0,0 +1,8 @@
+error: expected expression, found reserved keyword `box`
+  --> $DIR/removed-syntax-box.rs:6:13
+   |
+LL |     let _ = box ()
+   |             ^^^ expected expression
+
+error: aborting due to previous error
+