[pypy-svn] r67068 - pypy/branch/pyjitpl5/pypy/jit/metainterp

[arigo at codespeak.net]

Author: arigo
Date: Fri Aug 21 15:43:35 2009
New Revision: 67068

Modified:
   pypy/branch/pyjitpl5/pypy/jit/metainterp/optimizeopt.py
Log:
Obscure optimization.


Modified: pypy/branch/pyjitpl5/pypy/jit/metainterp/optimizeopt.py
==============================================================================
--- pypy/branch/pyjitpl5/pypy/jit/metainterp/optimizeopt.py	(original)
+++ pypy/branch/pyjitpl5/pypy/jit/metainterp/optimizeopt.py	Fri Aug 21 15:43:35 2009
@@ -516,7 +516,7 @@
                 return
         elif not op.has_no_side_effect():
             for value in self.values_to_clean:
-                value._fields = None
+                value._fields.clear()
             del self.values_to_clean[:]
         # otherwise, the operation remains
         self.emit_operation(op)