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deque: fix bugs in assertion code and move up 3 variables...
[model-checker-benchmarks.git]
/
mcs-lock
/
mcs-lock.h
diff --git
a/mcs-lock/mcs-lock.h
b/mcs-lock/mcs-lock.h
index 47c2f8f00536e06ace6da9cc668898d836fea29b..2d39f2f6cab8d2aa5b10f5cd6e1b9092a818955e 100644
(file)
--- a/
mcs-lock/mcs-lock.h
+++ b/
mcs-lock/mcs-lock.h
@@
-69,7
+69,7
@@
public:
if ( next == NULL )
{
mcs_node * tail_was_me = me;
- if ( m_tail.compare_exchange( tail_was_me,NULL,std::mo_acq_rel) ) {
+ if ( m_tail.compare_exchange
_strong
( tail_was_me,NULL,std::mo_acq_rel) ) {
// got null in tail, mutex is unlocked
return;
}