Author: stian
Branch: improve-rbigint
Changeset: r56330:ea6df5628183
Date: 2012-06-25 02:30 +0200
http://bitbucket.org/pypy/pypy/changeset/ea6df5628183/
Log: Fix a bug with floordiv caused by my power of two code that allowed
div by 0
diff --git a/pypy/rlib/rbigint.py b/pypy/rlib/rbigint.py
--- a/pypy/rlib/rbigint.py
+++ b/pypy/rlib/rbigint.py
@@ -414,10 +414,9 @@
def floordiv(self, other):
if other.numdigits() == 1 and other.sign == 1:
digit = other.digit(0)
-
if digit == 1:
return self
- elif digit & (digit - 1) == 0:
+ elif digit and digit & (digit - 1) == 0:
div = self.rshift(ptwotable[digit])
return div
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