From: Ivan Maidanski <ivmai@mail.ru>
Date: Fri, 10 Nov 2017 15:44:57 +0000 (+0300)
Subject: Remove 'ifdef USE_SPIN_LOCK' which is always false in gc_locks.h
X-Git-Tag: v7.6.2~14
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c30caafc636b8dd0f966a825c5db1beb243ff21d;p=gc

Remove 'ifdef USE_SPIN_LOCK' which is always false in gc_locks.h
(fix commit 9a20535)

* include/private/gc_locks.h [!GC_WIN32_THREADS && GC_PTHREADS
&& USE_PTHREAD_LOCKS && !GC_ASSERTIONS && NO_PTHREAD_TRYLOCK
&& USE_SPIN_LOCK] (UNCOND_LOCK): Define to
pthread_mutex_lock(&GC_allocate_ml) instead of GC_lock().
---

diff --git a/include/private/gc_locks.h b/include/private/gc_locks.h
index e03fa67a..d08dcc40 100644
--- a/include/private/gc_locks.h
+++ b/include/private/gc_locks.h
@@ -157,11 +157,7 @@
                   pthread_mutex_unlock(&GC_allocate_ml); }
 #      else /* !GC_ASSERTIONS */
 #        if defined(NO_PTHREAD_TRYLOCK)
-#          ifdef USE_SPIN_LOCK
-#            define UNCOND_LOCK() GC_lock()
-#          else
-#            define UNCOND_LOCK() pthread_mutex_lock(&GC_allocate_ml)
-#          endif
+#          define UNCOND_LOCK() pthread_mutex_lock(&GC_allocate_ml)
 #        else
 #          define UNCOND_LOCK() \
               { if (0 != pthread_mutex_trylock(&GC_allocate_ml)) \