--- old/src/os/bsd/vm/os_bsd.cpp	2015-06-25 18:20:28.509432006 +0200
+++ new/src/os/bsd/vm/os_bsd.cpp	2015-06-25 18:20:28.385427783 +0200
@@ -1968,7 +1968,7 @@
   }
 }
 
-OSXSemaphore::OSXSemaphore(uint value) : _semaphore(0) {
+OSXSemaphore::OSXSemaphore(uint value) {
   kern_return_t ret = SEM_INIT(_semaphore, value);
 
   guarantee(ret == KERN_SUCCESS, err_msg("Failed to create semaphore: %s", sem_init_strerror(ret)));