Fix thread init on windows

7 years ago · bdd7a8886b
2 changed files with 6 additions and 2 deletions
--- a/6
+++ b/6
@ -1,4 +1,8 @@
-2017-10-01  Jakob Löw <jakob@m4gnus.de>
+2017-10-02  Ketmar Dark  <ketmar@ketmar.no-ip.org>
+
+	* jit/jit-thread.c (_jit_thread_init): fix thread init on windows.
+
+2017-10-01  Jakob Löw  <jakob@m4gnus.de>

 	* jit/jit-gen-x86-64.h: add the movlhps and movhlps instructions
 	* jit/jit-rules-x86-64.ins
--- a/jit/jit-thread.c
+++ b/jit/jit-thread.c
@ -104,7 +104,7 @@ void _jit_thread_init(void)
 	pthread_once(&once_control, init_pthread);
 #elif defined(JIT_THREADS_WIN32)
 	static LONG volatile once_control = 0;
-	switch(InterlockedExchange(&once_control, 1))
+	switch(InterlockedCompareExchange(&once_control, 1, 0))
 	{
 	case 0:
 		init_win32_thread();