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path: root/src/math/big/rat.go
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Diffstat (limited to 'src/math/big/rat.go')
-rw-r--r--src/math/big/rat.go8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/math/big/rat.go b/src/math/big/rat.go
index c8bf698b18..9527b74949 100644
--- a/src/math/big/rat.go
+++ b/src/math/big/rat.go
@@ -271,7 +271,7 @@ func quotToFloat64(a, b nat) (f float64, exact bool) {
func (x *Rat) Float32() (f float32, exact bool) {
b := x.b.abs
if len(b) == 0 {
- b = b.set(natOne) // materialize denominator
+ b = natOne
}
f, exact = quotToFloat32(x.a.abs, b)
if x.a.neg {
@@ -287,7 +287,7 @@ func (x *Rat) Float32() (f float32, exact bool) {
func (x *Rat) Float64() (f float64, exact bool) {
b := x.b.abs
if len(b) == 0 {
- b = b.set(natOne) // materialize denominator
+ b = natOne
}
f, exact = quotToFloat64(x.a.abs, b)
if x.a.neg {
@@ -377,7 +377,7 @@ func (z *Rat) Inv(x *Rat) *Rat {
z.Set(x)
a := z.b.abs
if len(a) == 0 {
- a = a.set(natOne) // materialize numerator
+ a = a.set(natOne) // materialize numerator (a is part of z!)
}
b := z.a.abs
if b.cmp(natOne) == 0 {
@@ -416,7 +416,7 @@ func (x *Rat) Num() *Int {
func (x *Rat) Denom() *Int {
x.b.neg = false // the result is always >= 0
if len(x.b.abs) == 0 {
- x.b.abs = x.b.abs.set(natOne) // materialize denominator
+ x.b.abs = x.b.abs.set(natOne) // materialize denominator (see issue #33792)
}
return &x.b
}