[pypy-svn] pypy default: Test and fix on 64-bit.

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r41874:9f20df673030
Date: 2011-02-13 15:34 +0100
http://bitbucket.org/pypy/pypy/changeset/9f20df673030/

Log:	Test and fix on 64-bit.

diff --git a/pypy/rlib/test/test_rbigint.py b/pypy/rlib/test/test_rbigint.py
--- a/pypy/rlib/test/test_rbigint.py
+++ b/pypy/rlib/test/test_rbigint.py
@@ -19,6 +19,10 @@
                     r2 = getattr(operator, op)(op1, op2)
                     assert r1.tolong() == r2
 
+    def test_frombool(self):
+        assert rbigint.frombool(False).tolong() == 0
+        assert rbigint.frombool(True).tolong() == 1
+
     def test_str(self):
         for i in range(100):
             n = 3 ** i

diff --git a/pypy/rlib/rbigint.py b/pypy/rlib/rbigint.py
--- a/pypy/rlib/rbigint.py
+++ b/pypy/rlib/rbigint.py
@@ -71,6 +71,7 @@
     return rffi.cast(lltype.Unsigned, x)
 
 NULLDIGIT = _store_digit(0)
+ONEDIGIT  = _store_digit(1)
 
 def _check_digits(l):
     for x in l:
@@ -151,7 +152,7 @@
 
     def frombool(b):
         if b:
-            return rbigint([1], 1)
+            return rbigint([ONEDIGIT], 1)
         return rbigint()
     frombool = staticmethod(frombool)