Author: Armin Rigo <[email protected]>
Branch:
Changeset: r65426:0d0d42b3bf62
Date: 2013-07-17 12:20 +0200
http://bitbucket.org/pypy/pypy/changeset/0d0d42b3bf62/
Log: int_sub
diff --git a/pypy/module/__pypy__/interp_intop.py
b/pypy/module/__pypy__/interp_intop.py
--- a/pypy/module/__pypy__/interp_intop.py
+++ b/pypy/module/__pypy__/interp_intop.py
@@ -5,3 +5,7 @@
@unwrap_spec(n=int, m=int)
def int_add(space, n, m):
return space.wrap(intmask(n + m))
+
+@unwrap_spec(n=int, m=int)
+def int_sub(space, n, m):
+ return space.wrap(intmask(n - m))
diff --git a/pypy/module/__pypy__/test/test_intop.py
b/pypy/module/__pypy__/test/test_intop.py
--- a/pypy/module/__pypy__/test/test_intop.py
+++ b/pypy/module/__pypy__/test/test_intop.py
@@ -9,3 +9,10 @@
assert intop.int_add(40, 2) == 42
assert intop.int_add(sys.maxint, 1) == -sys.maxint-1
assert intop.int_add(-2, -sys.maxint) == sys.maxint
+
+ def test_int_sub(self):
+ import sys
+ from __pypy__ import intop
+ assert intop.int_sub(40, -2) == 42
+ assert intop.int_sub(sys.maxint, -1) == -sys.maxint-1
+ assert intop.int_sub(-2, sys.maxint) == sys.maxint
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