From db69c993b1b3de0509a06d80ddd6d5e88baedfd8 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Mon, 14 Feb 2022 06:29:25 -0800
Subject: Another implicit conversion in continuations implementation.

* unwind.c (revive_cont): Explicitly convert delta, which is
necessarily signed because it may be negative, to uint_ptr_t
before adding it to that type.
---
 unwind.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unwind.c b/unwind.c
index 36283748..d9ba3c52 100644
--- a/unwind.c
+++ b/unwind.c
@@ -1093,7 +1093,7 @@ static val revive_cont(val dc, val arg)
       if (word >= orig_start - UW_CONT_FRAME_BEFORE &&
           word <= orig_end && is_ptr(coerce(val, word)))
       {
-        *wordptr = word + delta;
+        *wordptr = word + convert(uint_ptr_t, delta);
       }
 
 #if HAVE_VALGRIND
-- 
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