From c0bc5423f4ab489640e151b943aa0e646a5d65f5 Mon Sep 17 00:00:00 2001
From: Ivan Maidanski <ivmai@mail.ru>
Date: Wed, 10 Jul 2024 21:26:41 +0300
Subject: [PATCH] Eliminate 'signed/unsigned int comparison' gcc warning in
 forward_exception (fix of commit 642a4d1f2)

* os_dep.c [MPROTECT_VDB && DARWIN] (GC_forward_exception): Cast
GC_old_exc_ports.count to size_t in comparison to i and do not cast i.
---
 os_dep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/os_dep.c b/os_dep.c
index d75c89b44..2a8e27467 100644
--- a/os_dep.c
+++ b/os_dep.c
@@ -4924,7 +4924,7 @@ STATIC kern_return_t GC_forward_exception(mach_port_t thread, mach_port_t task,
   thread_state_data_t thread_state;
   mach_msg_type_number_t thread_state_count = THREAD_STATE_MAX;
 
-  for (i = 0; (int)i < GC_old_exc_ports.count; i++) {
+  for (i = 0; i < (size_t)GC_old_exc_ports.count; i++) {
     if ((GC_old_exc_ports.masks[i] & ((exception_mask_t)1 << exception)) != 0)
       break;
   }