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Diffstat (limited to 'libgo/go/math/pow10.go')
-rw-r--r--libgo/go/math/pow10.go6
1 files changed, 6 insertions, 0 deletions
diff --git a/libgo/go/math/pow10.go b/libgo/go/math/pow10.go
index bda2e82..20f91bc 100644
--- a/libgo/go/math/pow10.go
+++ b/libgo/go/math/pow10.go
@@ -10,6 +10,12 @@ var pow10tab [70]float64
// Pow10 returns 10**e, the base-10 exponential of e.
func Pow10(e int) float64 {
+ if e <= -325 {
+ return 0
+ } else if e > 309 {
+ return Inf(1)
+ }
+
if e < 0 {
return 1 / Pow10(-e)
}