Modify executable checking to be more universal

This uses a dummy file to check if the filesystem being used supports the
executable bit in general.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/bootstrap/test.rs b/src/bootstrap/test.rs
index 045dda2d4cb..82a4e415b8d 100644
--- a/src/bootstrap/test.rs
+++ b/src/bootstrap/test.rs
@@ -737,6 +737,7 @@ impl Step for Tidy {
         let mut cmd = builder.tool_cmd(Tool::Tidy);
         cmd.arg(&builder.src);
         cmd.arg(&builder.initial_cargo);
+        cmd.arg(&builder.out);
         if builder.is_verbose() {
             cmd.arg("--verbose");
         }