From: Ivan Maidanski <ivmai@mail.ru>
Date: Thu, 14 Jun 2018 08:26:41 +0000 (+0300)
Subject: Fix result computation in n_set_marks
X-Git-Tag: v8.0.0~124
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b43249ec2ed584bf010c275fc80d6c5cdf109bf4;p=platform%2Fupstream%2Flibgc.git

Fix result computation in n_set_marks

* reclaim.c [!USE_MARK_BYTES] (GC_n_set_marks): Do not decrement the
result variable on return; add comment.
---

diff --git a/reclaim.c b/reclaim.c
index 90bf29a..d50369e 100644
--- a/reclaim.c
+++ b/reclaim.c
@@ -538,7 +538,7 @@ unsigned GC_n_set_marks(hdr *hhdr)
 #   else
       result += set_bits(hhdr -> hb_marks[n_mark_words - 1]);
 #   endif
-    return(result - 1);
+    return result; /* the number of set bits excluding the one past the end */
 }
 
 #endif /* !USE_MARK_BYTES  */