From 73044b3455b7586557eabbd249023d0a363401d0 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Wed, 27 Apr 2011 11:45:53 -0700
Subject: stdlib: Fix a crazy underflow bug in _uint.parse_buf. Oops.

---
 src/lib/_uint.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/_uint.rs b/src/lib/_uint.rs
index f6686b5d..ce01dabf 100644
--- a/src/lib/_uint.rs
+++ b/src/lib/_uint.rs
@@ -37,12 +37,11 @@ fn parse_buf(vec[u8] buf, uint radix) -> uint {
     auto i = _vec.len[u8](buf) - 1u;
     auto power = 1u;
     auto n = 0u;
-    while (i >= 0u) {
+    while (true) {
         n += (((buf.(i)) - ('0' as u8)) as uint) * power;
         power *= radix;
-        i -= 1u;
+        if (i == 0u) { ret n; }
     }
-    ret n;
 }
 
 fn to_str(uint num, uint radix) -> str
-- 
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