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-rw-r--r--src/test/run-pass/array-slice-vec/vec-fixed-length.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/run-pass/array-slice-vec/vec-fixed-length.rs b/src/test/run-pass/array-slice-vec/vec-fixed-length.rs
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index 00000000000..a7b86794132
--- /dev/null
+++ b/src/test/run-pass/array-slice-vec/vec-fixed-length.rs
@@ -0,0 +1,34 @@
+// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// run-pass
+
+
+use std::mem::size_of;
+
+#[cfg(not(target_pointer_width = "64"))]
+fn test_big_vec() {}
+
+#[cfg(target_pointer_width = "64")]
+fn test_big_vec()
+{
+    assert_eq!(size_of::<[u8; (1 << 32)]>(), (1 << 32));
+}
+
+fn main() {
+    let x: [isize; 4] = [1, 2, 3, 4];
+    assert_eq!(x[0], 1);
+    assert_eq!(x[1], 2);
+    assert_eq!(x[2], 3);
+    assert_eq!(x[3], 4);
+
+    assert_eq!(size_of::<[u8; 4]>(), 4);
+    test_big_vec();
+}