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string: fix one byte leak in clone()

pull/7605/head
Alexander Medvednikov 2020-12-11 05:03:25 +01:00
parent 18ec24dd53
commit a297cf8676
1 changed files with 4 additions and 0 deletions
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4
vlib/builtin/string.v
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@ -180,6 +180,10 @@ fn (a string) clone_static() string {
} }
pub fn (a string) clone() string { pub fn (a string) clone() string {
if a == '' {
// TODO perf? an extra check in each clone() is not nice
return ''
}
mut b := string{ mut b := string{
str: unsafe {malloc(a.len + 1)} str: unsafe {malloc(a.len + 1)}
len: a.len len: a.len