From: Nick Cameron <ncameron@mozilla.com>
Date: Tue, 23 Jun 2015 06:08:44 +0000 (-0700)
Subject: Test for a particular parallel codegen corner case
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=19645c4e219acc56f601c13a949cac3b2f7e9b48;p=rust.git

Test for a particular parallel codegen corner case
---

diff --git a/src/test/run-pass/parallel-codegen-closures.rs b/src/test/run-pass/parallel-codegen-closures.rs
new file mode 100644
index 00000000000..5ba0fe018ed
--- /dev/null
+++ b/src/test/run-pass/parallel-codegen-closures.rs
@@ -0,0 +1,34 @@
+// Copyright 2015 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.
+
+// Tests parallel codegen - this can fail if the symbol for the anonymous
+// closure in `sum` pollutes the second codegen unit from the first.
+
+// compile-flags: -C codegen_units=2
+
+#![feature(core)]
+#![feature(iter_arith)]
+
+mod a {
+    fn foo() {
+        let x = ["a", "bob", "c"];
+        let len: usize = x.iter().map(|s| s.len()).sum();
+    }
+}
+
+mod b {
+    fn bar() {
+        let x = ["a", "bob", "c"];
+        let len: usize = x.iter().map(|s| s.len()).sum();
+    }
+}
+
+fn main() {
+}