[pypy-svn] r75380 - pypy/trunk/pypy/rlib

[fijal at codespeak.net]

Author: fijal
Date: Sun Jun 13 19:04:02 2010
New Revision: 75380

Modified:
   pypy/trunk/pypy/rlib/jit.py
Log:
Another docstring


Modified: pypy/trunk/pypy/rlib/jit.py
==============================================================================
--- pypy/trunk/pypy/rlib/jit.py	(original)
+++ pypy/trunk/pypy/rlib/jit.py	Sun Jun 13 19:04:02 2010
@@ -42,6 +42,11 @@
     return func
 
 def loop_invariant(func):
+    """ Describes a function with no argument that returns an object that
+    is always the same in a loop.
+
+    Use it only if you know what you're doing.
+    """
     dont_look_inside(func)
     func._jit_loop_invariant_ = True
     return func