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authorIan Lance Taylor <iant@golang.org>2020-12-23 09:57:37 -0800
committerIan Lance Taylor <iant@golang.org>2020-12-30 15:13:24 -0800
commitcfcbb4227fb20191e04eb8d7766ae6202f526afd (patch)
treee2effea96f6f204451779f044415c2385e45042b /libgo/go/math/big/decimal.go
parent0696141107d61483f38482b941549959a0d7f613 (diff)
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libgo: update to Go1.16beta1 release
This does not yet include support for the //go:embed directive added in this release. * Makefile.am (check-runtime): Don't create check-runtime-dir. (mostlyclean-local): Don't remove check-runtime-dir. (check-go-tool, check-vet): Copy in go.mod and modules.txt. (check-cgo-test, check-carchive-test): Add go.mod file. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/280172
Diffstat (limited to 'libgo/go/math/big/decimal.go')
-rw-r--r--libgo/go/math/big/decimal.go3
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/go/math/big/decimal.go b/libgo/go/math/big/decimal.go
index ae9ffb5..716f03b 100644
--- a/libgo/go/math/big/decimal.go
+++ b/libgo/go/math/big/decimal.go
@@ -166,18 +166,21 @@ func (x *decimal) String() string {
switch {
case x.exp <= 0:
// 0.00ddd
+ buf = make([]byte, 0, 2+(-x.exp)+len(x.mant))
buf = append(buf, "0."...)
buf = appendZeros(buf, -x.exp)
buf = append(buf, x.mant...)
case /* 0 < */ x.exp < len(x.mant):
// dd.ddd
+ buf = make([]byte, 0, 1+len(x.mant))
buf = append(buf, x.mant[:x.exp]...)
buf = append(buf, '.')
buf = append(buf, x.mant[x.exp:]...)
default: // len(x.mant) <= x.exp
// ddd00
+ buf = make([]byte, 0, x.exp)
buf = append(buf, x.mant...)
buf = appendZeros(buf, x.exp-len(x.mant))
}