fix off-by-one error in sizeInBaseUpperBound

2020-05-01 13:33:46 -04:00
parent 4044a77621
commit ec6ef86219
1 changed files with 1 additions and 1 deletions
--- a/lib/std/math/big/int.zig
+++ b/lib/std/math/big/int.zig
@@ -995,7 +995,7 @@ pub const Const = struct {
    /// TODO See if we can make this exact.
    pub fn sizeInBaseUpperBound(self: Const, base: usize) usize {
        const bit_count = @as(usize, @boolToInt(!self.positive)) + self.bitCountAbs();
-        return (bit_count / math.log2(base)) + 1;
+        return (bit_count / math.log2(base)) + 2;
    }

    pub const ConvertError = error{