Daily bump.

[gcc.git] / libgcc / gthr-single.h

diff --git a/libgcc/gthr-single.h b/libgcc/gthr-single.h
index 4e3967977852e1aa6ab486e4a469924c4cc6244e..c6d84e380750cb985caed94e154396fc22c139a6 100644 (file)
--- a/libgcc/gthr-single.h
+++ b/libgcc/gthr-single.h
@@ -1,7 +1,6 @@
 /* Threads compatibility routines for libgcc2 and libobjc.  */
 /* Compile this one with gcc.  */
-/* Copyright (C) 1997, 1999, 2000, 2004, 2008, 2009
-   Free Software Foundation, Inc.
+/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -36,10 +35,10 @@ typedef int __gthread_recursive_mutex_t;
 
 #define __GTHREAD_ONCE_INIT 0
 #define __GTHREAD_MUTEX_INIT 0
-#define __GTHREAD_MUTEX_INIT_FUNCTION(mx)
+#define __GTHREAD_MUTEX_INIT_FUNCTION(mx) do {} while (0)
 #define __GTHREAD_RECURSIVE_MUTEX_INIT 0
 
-#define UNUSED __attribute__((unused))
+#define UNUSED __attribute__((__unused__))
 
 #ifdef _LIBOBJC
 
@@ -286,6 +285,12 @@ __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
   return __gthread_mutex_unlock (__mutex);
 }
 
+static inline int
+__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
+{
+  return __gthread_mutex_destroy (__mutex);
+}
+
 #endif /* _LIBOBJC */
 
 #undef UNUSED