[pypy-svn] r18582 - pypy/dist/pypy/interpreter

[arigo at codespeak.net]

Author: arigo
Date: Fri Oct 14 18:59:36 2005
New Revision: 18582

Modified:
   pypy/dist/pypy/interpreter/argument.py
Log:
avoid using a slice 'lst[n:]' in RPython if n>len(lst).


Modified: pypy/dist/pypy/interpreter/argument.py
==============================================================================
--- pypy/dist/pypy/interpreter/argument.py	(original)
+++ pypy/dist/pypy/interpreter/argument.py	Fri Oct 14 18:59:36 2005
@@ -207,7 +207,11 @@
         # collect extra positional arguments into the *vararg
         if varargname is not None:
             if self.w_stararg is None:   # common case
-                scope_w.append(self.space.newtuple(args_w[co_argcount:]))
+                if len(args_w) > co_argcount:  # check required by rpython
+                    starargs_w = args_w[co_argcount:]
+                else:
+                    starargs_w = []
+                scope_w.append(self.space.newtuple(starargs_w))
             else:      # shortcut for the non-unpack() case above
                 scope_w.append(self.w_stararg)
         elif len(args_w) > co_argcount: