Fix C++11 NSDMI

diff --git a/libs/pbd/pbd/spinlock.h b/libs/pbd/pbd/spinlock.h
index d8706c68c962a78a63fbbdba67aebf3b52f5b0d4..10ea846088030979a52565494eb5b6a8f0bf2a2e 100644 (file)
--- a/libs/pbd/pbd/spinlock.h
+++ b/libs/pbd/pbd/spinlock.h
@@ -41,7 +41,7 @@ public:
        /* C++11 non-static data member initialization,
         * with non-copyable std::atomic ATOMIC_FLAG_INIT
         */
-       spinlock_t () : l (BOOST_DETAIL_SPINLOCK_INIT) {};
+       spinlock_t () : l {BOOST_DETAIL_SPINLOCK_INIT} {};
 #else
        /* default C++ assign struct's first member */
        spinlock_t ()