diff options
Diffstat (limited to 'lib/pure/base64.nim')
| -rw-r--r-- | lib/pure/base64.nim | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/pure/base64.nim b/lib/pure/base64.nim index 6af5345f2..591d22cc0 100644 --- a/lib/pure/base64.nim +++ b/lib/pure/base64.nim @@ -244,7 +244,7 @@ proc decode*(s: string): string = inputLen = s.len inputEnds = 0 # strip trailing characters - while s[inputLen - 1] in {'\n', '\r', ' ', '='}: + while inputLen > 0 and s[inputLen - 1] in {'\n', '\r', ' ', '='}: dec inputLen # hot loop: read 4 characters at at time inputEnds = inputLen - 4 |