---

yaml
---
r: 106491
b: refs/heads/try
c: e3a251a
h: refs/heads/master
i:
  106489: 18e274b
  106487: f5551a5
v: v3

Author: felixc

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: b8ef9fd9c9f642ce7b8aed82782a1ed745d08d64
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: b8601a3d8b91ad3b653d143307611f2f5c75617e
-refs/heads/try: cdc5729ea2dc98f83c9a88ce7aa0f52ba5a606e6
+refs/heads/try: e3a251a41021ae0f8c0d97235d9da9d38e0d9f4a
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c

branches/try/src/librustdoc/test.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 use std::cell::RefCell;
+use std::io;
 use std::io::Process;
 use std::local_data;
 use std::os;
@@ -128,7 +129,10 @@ fn runtest(test: &str, cratename: &str, libs: HashSet<Path>, should_fail: bool)
     let exe = outdir.path().join("rust_out");
     let out = Process::output(exe.as_str().unwrap(), []);
     match out {
-        Err(e) => fail!("couldn't run the test: {}", e),
+        Err(e) => fail!("couldn't run the test: {}{}", e,
+                        if e.kind == io::PermissionDenied {
+                            " - maybe your tempdir is mounted with noexec?"
+                        } else { "" }),
         Ok(out) => {
             if should_fail && out.status.success() {
                 fail!("test executable succeeded when it should have failed");