diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/math/big/rat.go | 3 | ||||
| -rw-r--r-- | src/math/big/rat_test.go | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/src/math/big/rat.go b/src/math/big/rat.go index 0bcec3025..c5339fe44 100644 --- a/src/math/big/rat.go +++ b/src/math/big/rat.go @@ -552,6 +552,9 @@ func (z *Rat) SetString(s string) (*Rat, bool) { if z.b.abs, _, err = z.b.abs.scan(strings.NewReader(s), 10); err != nil { return nil, false } + if len(z.b.abs) == 0 { + return nil, false + } return z.norm(), true } diff --git a/src/math/big/rat_test.go b/src/math/big/rat_test.go index 598eac8cc..5dbbb3510 100644 --- a/src/math/big/rat_test.go +++ b/src/math/big/rat_test.go @@ -89,6 +89,7 @@ var setStringTests = []struct { {"53/70893980658822810696", "53/70893980658822810696", true}, {"106/141787961317645621392", "53/70893980658822810696", true}, {"204211327800791583.81095", "4084226556015831676219/20000", true}, + {in: "1/0", ok: false}, } func TestRatSetString(t *testing.T) { |