test errors for malformed inclusive ranges

Author: durka

src/test/compile-fail/impossible_range.rs

@@ -0,0 +1,27 @@
+// Copyright 2016 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.
+
+// Make sure that invalid ranges generate an error during HIR lowering, not an ICE
+
+#![feature(inclusive_range_syntax)]
+
+pub fn main() {
+    ..;
+    0..;
+    ..1;
+    0..1;
+
+    ...; //~ERROR inclusive range with no end
+    0...; //~ERROR unexpected token
+    ...1;
+    0...1;
+}
+
+