[pypy-commit] pypy unroll-if-alt: clearer comment.

[alex_gaynor]

Author: Alex Gaynor <alex.gaynor at gmail.com>
Branch: unroll-if-alt
Changeset: r47373:2035354ec085
Date: 2011-09-20 15:05 -0400
http://bitbucket.org/pypy/pypy/changeset/2035354ec085/

Log:	clearer comment.

diff --git a/pypy/jit/metainterp/heapcache.py b/pypy/jit/metainterp/heapcache.py
--- a/pypy/jit/metainterp/heapcache.py
+++ b/pypy/jit/metainterp/heapcache.py
@@ -11,8 +11,9 @@
         self.known_class_boxes = {}
         # store the boxes that contain newly allocated objects, this maps the
         # boxes to a bool, the bool indicates whether or not the object has
-        # escaped the trace or not, its presences in the mapping shows that it
-        # was allocated inside the trace
+        # escaped the trace or not (True means the box never escaped, False
+        # means it did escape), its presences in the mapping shows that it was
+        # allocated inside the trace
         self.new_boxes = {}
         # Tracks which boxes should be marked as escaped when the key box
         # escapes.