longobject.c: fix compilation warning on Windows 64-bit

vstinner · vstinner · commit 5df112ee427a · 2016-03-23T18:36:54.000+01:00
We know that Py_SIZE(b) is -1 or 1 an so fits into the sdigit type.
diff --git a/Objects/longobject.c b/Objects/longobject.c
@@ -3522,7 +3522,7 @@ fast_mod(PyLongObject *a, PyLongObject *b)
         mod = right - 1 - (left - 1) % right;
     }
 
-    return PyLong_FromLong(mod * Py_SIZE(b));
+    return PyLong_FromLong(mod * (sdigit)Py_SIZE(b));
 }
 
 /* Fast floor division for single-digit longs. */

Original file line number	Diff line number	Diff line change
`@@ -3522,7 +3522,7 @@ fast_mod(PyLongObject a, PyLongObject b)`
`3522`	`3522`	`mod = right - 1 - (left - 1) % right;`
`3523`	`3523`	`}`
`3524`	`3524`
`3525`		`- return PyLong_FromLong(mod * Py_SIZE(b));`
	`3525`	`+ return PyLong_FromLong(mod * (sdigit)Py_SIZE(b));`
`3526`	`3526`	`}`
`3527`	`3527`
`3528`	`3528`	`/* Fast floor division for single-digit longs. */`