1 files changed, 4 insertions, 0 deletions
diff --git a/src/rustdoc/rustdoc.rs b/src/rustdoc/rustdoc.rs
index 2612af68ff7..4574dd8429c 100755
--- a/src/rustdoc/rustdoc.rs
+++ b/src/rustdoc/rustdoc.rs
@@ -27,7 +27,11 @@ fn run_passes(
          original through each pass"
     )];
 
+    let passno = 0;
     vec::foldl(doc, passes) {|doc, pass|
+        log(debug, #fmt("pass #%d", passno));
+        passno += 1;
+        log(debug, doc);
         pass(srv, doc)
     }
 }