---

yaml
---
r: 106060
b: refs/heads/auto
c: 92f0bc2
h: refs/heads/master
v: v3

Author: huonw

[refs]

@@ -13,7 +13,7 @@ refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 873f7408bdffdb05b23f77aa343abd05f2e3126c
+refs/heads/auto: 92f0bc29355ac990595e1771c4bb9a3b7e358d30
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336

branches/auto/src/librustc/driver/driver.rs

@@ -186,7 +186,7 @@ pub fn phase_1_parse_input(sess: &Session, cfg: ast::CrateConfig, input: &Input)
     });
 
     if sess.opts.debugging_opts & session::AST_JSON_NOEXPAND != 0 {
-        let mut stdout = io::stdout();
+        let mut stdout = io::BufferedWriter::new(io::stdout());
         let mut json = json::PrettyEncoder::new(&mut stdout);
         krate.encode(&mut json);
     }
@@ -261,7 +261,7 @@ pub fn phase_2_configure_and_expand(sess: &Session,
          front::assign_node_ids_and_map::assign_node_ids_and_map(sess, krate));
 
     if sess.opts.debugging_opts & session::AST_JSON != 0 {
-        let mut stdout = io::stdout();
+        let mut stdout = io::BufferedWriter::new(io::stdout());
         let mut json = json::PrettyEncoder::new(&mut stdout);
         krate.encode(&mut json);
     }