xml: differentiate between float32 and float64 for marshalSimple

R=golang-dev, rsc CC=golang-dev https://golang.org/cl/7235045

xml: differentiate between float32 and float64 for marshalSimple
R=golang-dev, rsc CC=golang-dev https://golang.org/cl/7235045
cf1f5424 · Vega Garcia Luis Alfonso · Russ Cox · 09ea3b51 · cf1f5424
Commit cf1f5424 authored Jan 28, 2013 by Vega Garcia Luis Alfonso Committed by Russ Cox Jan 28, 2013
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src/pkg/encoding/xml/marshal.go src/pkg/encoding/xml/marshal.go +1 -1

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--- a/src/pkg/encoding/xml/marshal.go
+++ b/src/pkg/encoding/xml/marshal.go
@@ -241,7 +241,7 @@ func (p *printer) marshalSimple(typ reflect.Type, val reflect.Value) error {
 	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
 		p.WriteString(strconv.FormatUint(val.Uint(), 10))
 	case reflect.Float32, reflect.Float64:
-		p.WriteString(strconv.FormatFloat(val.Float(), 'g', -1, 64))
+		p.WriteString(strconv.FormatFloat(val.Float(), 'g', -1, val.Type().Bits()))
 	case reflect.String:
 		// TODO: Add EscapeString.
 		Escape(p, []byte(val.String()))