From c67947778ec1c18b680db6613b1d00dd46065956 Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Tue, 11 Dec 2012 16:45:22 +0100
Subject: Fix debug build on threads disabled build

---
 erts/emulator/beam/io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'erts/emulator/beam/io.c')

diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index 3fc124589b..be094862d4 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -434,7 +434,7 @@ erts_port_cleanup(Port *prt)
 void
 erts_port_free(Port *prt)
 {
-#if defined(ERTS_SMP) || defined(ERTS_ENABLE_LOCK_CHECK)
+#if defined(ERTS_SMP) || defined(DEBUG) || defined(ERTS_ENABLE_LOCK_CHECK)
     erts_aint32_t state = erts_atomic32_read_nob(&prt->state);
 #endif
     ERTS_LC_ASSERT(state & (ERTS_PORT_SFLG_INITIALIZING
-- 
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