diff -r 13363f80cdf6 libgo/runtime/go-callers.c
--- a/libgo/runtime/go-callers.c	Thu Jan 31 21:48:23 2013 -0800
+++ b/libgo/runtime/go-callers.c	Sat Feb 02 07:09:40 2013 -0800
@@ -115,8 +115,9 @@
 
   /* In the Go 1 release runtime.Callers has an off-by-one error,
      which we can not correct because it would break backward
-     compatibility.  Adjust SKIP here to be compatible.  */
-  ret = runtime_callers (skip - 1, locbuf, pc.__count);
+     compatibility.  Normally we would add 1 to SKIP here, but we
+     don't so that we are compatible.  */
+  ret = runtime_callers (skip, locbuf, pc.__count);
 
   for (i = 0; i < ret; i++)
     ((uintptr *) pc.__values)[i] = locbuf[i].pc;