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Merge 47357 (atomic access N2674 edits) from trunk to release.

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[SVN r47358]
This commit is contained in:
Peter Dimov
2008-07-12 16:18:05 +00:00
parent 991b02b03e
commit 556b9fe563
4 changed files with 98 additions and 73 deletions
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test/sp_atomic_mt2_test.cpp
+3 -3
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@@ -83,7 +83,7 @@ int read_access( prim_type pt )
case pt_atomics:
{
boost::shared_ptr<X> p2 = ps.atomic_load();
boost::shared_ptr<X> p2 = boost::atomic_load( &ps );
return p2->get();
}
}
@@ -109,14 +109,14 @@ void write_access( prim_type pt )
case pt_atomics:
{
boost::shared_ptr<X> p1 = ps.atomic_load();
boost::shared_ptr<X> p1 = boost::atomic_load( &ps );
for( ;; )
{
boost::shared_ptr<X> p2( new X( *p1 ) );
p2->set();
if( ps.atomic_compare_swap( p1, p2 ) ) break;
if( boost::atomic_compare_exchange( &ps, &p1, p2 ) ) break;
}
}
break;