From d2149106a6c03301d0467283814db86be030b335 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Igor=20Anic=CC=81?= <igor.anic@gmail.com>
Date: Tue, 5 Aug 2025 18:47:22 +0200
Subject: [PATCH] flate zlib fix end of block reading

`n` is wanted number of bits to toss
`buffered_n` is actual number of bytes in `next_int`
---
 lib/std/compress/flate/Decompress.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/std/compress/flate/Decompress.zig b/lib/std/compress/flate/Decompress.zig
index da57d56ab8..7c58905ee1 100644
--- a/lib/std/compress/flate/Decompress.zig
+++ b/lib/std/compress/flate/Decompress.zig
@@ -603,7 +603,7 @@ fn tossBitsEnding(d: *Decompress, n: u4) !void {
         error.EndOfStream => unreachable,
     };
     d.next_bits = next_int >> needed_bits;
-    d.remaining_bits = @intCast(@as(usize, n) * 8 -| @as(usize, needed_bits));
+    d.remaining_bits = @intCast(@as(usize, buffered_n) * 8 -| @as(usize, needed_bits));
 }
 
 fn takeBitsRuntime(d: *Decompress, n: u4) !u16 {