re PR libstdc++/42273 (atomic_2.h:111: = instead of == in if)

2009-12-09  Roman Odaisky  <to.roma.from.bugcc@qwertty.com>

	PR libstdc++/42273
	* include/bits/atomic_2.h: Fix typo.

From-SVN: r155117

libstdc++-v3/ChangeLog

+2009-12-09  Roman Odaisky  <to.roma.from.bugcc@qwertty.com>
+
+	PR libstdc++/42273
+	* include/bits/atomic_2.h: Fix typo.
+
 2009-12-07  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR libstdc++/42319

libstdc++-v3/include/bits/atomic_2.h

@@ -108,7 +108,7 @@ namespace __atomic2
 	{
 	  // write_mem_barrier();
 	  _M_i = __v;
-	  if (__m = memory_order_seq_cst)
+	  if (__m == memory_order_seq_cst)
 	    __sync_synchronize();
 	}
     }
@@ -299,7 +299,7 @@ namespace __atomic2
 	  {
 	    // write_mem_barrier();
 	    _M_i = __i;
-	    if (__m = memory_order_seq_cst)
+	    if (__m == memory_order_seq_cst)
 	      __sync_synchronize();
 	  }
       }