math: fix compile on 32 bit systems

go-python · Aug 5, 2018 · 32e35ae · 32e35ae
1 parent 9e5c0d4
commit 32e35ae
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/math/math.go b/math/math.go
@@ -882,9 +882,9 @@ func math_ldexp(self py.Object, args py.Tuple) (py.Object, error) {
 			return nil, err
 		}
 		if lt == py.True {
-			exp = py.IntMin
+			exp = py.GoIntMin
 		} else {
-			exp = py.IntMax
+			exp = py.GoIntMax
 		}
 	}
 	if x == 0. || !isFinite(x) {

diff --git a/py/int.go b/py/int.go
@@ -35,6 +35,11 @@ const (
 	IntMin = math.MinInt64
 	// The largest number such that sqrtIntMax**2 < IntMax
 	sqrtIntMax = 3037000499
+	// Go integer limits
+	GoUintMax = ^uint(0)
+	GoUintMin = 0
+	GoIntMax  = int(GoUintMax >> 1)
+	GoIntMin  = -GoIntMax - 1
 )
 
 // Type of this Int object