---

yaml
---
r: 90007
b: refs/heads/master
c: 01b5381
h: refs/heads/master
i:
  90005: bb98293
  90003: f87bbe5
  89999: 00811da
v: v3

Author: bors

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: fdac9e470cd87429b6aefc6e02772163a8d41fc8
+refs/heads/master: 01b53817033ba3a3ec01685d30e4a8e7ce14ba0c
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: a6d3e57dca68fde4effdda3e4ae2887aa535fcd6
 refs/heads/try: b160761e35efcd1207112b3b782c06633cf441a8

trunk/src/librustc/back/link.rs

@@ -1099,9 +1099,10 @@ pub fn link_args(sess: Session,
     // and binutils 2.22+ won't add them automatically
     if sess.targ_cfg.os == abi::OsLinux {
         // GNU-style linkers supports optimization with -O. --gc-sections removes metadata and
-        // potentially other useful things, so don't include it.
+        // potentially other useful things, so don't include it. GNU ld doesn't need a numeric
+        // argument, but other linkers do.
         if sess.opts.optimize == session::Default || sess.opts.optimize == session::Aggressive {
-            args.push(~"-Wl,-O");
+            args.push(~"-Wl,-O1");
         }
 
         args.push_all([~"-lrt", ~"-ldl"]);