libitm: Fixed conversion to C++11 atomics.

[pf3gnuchains/gcc-fork.git] / libitm / config / posix / rwlock.h

diff --git a/libitm/config/posix/rwlock.h b/libitm/config/posix/rwlock.h
index f538bd0..359991a 100644 (file)
--- a/libitm/config/posix/rwlock.h
+++ b/libitm/config/posix/rwlock.h
@@ -26,6 +26,7 @@
 #define GTM_RWLOCK_H
 
 #include <pthread.h>
+#include "local_atomic"
 
 namespace GTM HIDDEN {
 
@@ -55,7 +56,7 @@ class gtm_rwlock
   static const unsigned w_writer  = 2; // The w_writers field != 0
   static const unsigned w_reader  = 4;  // The w_readers field != 0
 
-  unsigned int summary;                // Bitmask of the above.
+  std::atomic<unsigned int> summary;   // Bitmask of the above.
   unsigned int a_readers;      // Nr active readers as observed by a writer
   unsigned int w_readers;      // Nr waiting readers
   unsigned int w_writers;      // Nr waiting writers