[cfe-commits] [libcxx] r171498 - in /libcxx/trunk: include/atomic test/atomics/atomics.types.generic/bool.pass.cpp

[Howard Hinnant]

Author: hhinnant
Date: Fri Jan  4 12:58:50 2013
New Revision: 171498

URL: http://llvm.org/viewvc/llvm-project?rev=171498&view=rev
Log:
atomic_bool was missing (just a typedef to atomic<bool>).

Modified:
    libcxx/trunk/include/atomic
    libcxx/trunk/test/atomics/atomics.types.generic/bool.pass.cpp

Modified: libcxx/trunk/include/atomic
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/atomic?rev=171498&r1=171497&r2=171498&view=diff
==============================================================================
--- libcxx/trunk/include/atomic (original)
+++ libcxx/trunk/include/atomic Fri Jan  4 12:58:50 2013
@@ -472,6 +472,7 @@
 
 // Atomics for standard typedef types
 
+typedef atomic<bool>               atomic_bool;
 typedef atomic<char>               atomic_char;
 typedef atomic<signed char>        atomic_schar;
 typedef atomic<unsigned char>      atomic_uchar;
@@ -1454,6 +1455,7 @@
 
 // Atomics for standard typedef types
 
+typedef atomic<bool>               atomic_bool;
 typedef atomic<char>               atomic_char;
 typedef atomic<signed char>        atomic_schar;
 typedef atomic<unsigned char>      atomic_uchar;

Modified: libcxx/trunk/test/atomics/atomics.types.generic/bool.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/atomics/atomics.types.generic/bool.pass.cpp?rev=171498&r1=171497&r2=171498&view=diff
==============================================================================
--- libcxx/trunk/test/atomics/atomics.types.generic/bool.pass.cpp (original)
+++ libcxx/trunk/test/atomics/atomics.types.generic/bool.pass.cpp Fri Jan  4 12:58:50 2013
@@ -46,6 +46,8 @@
 //     T operator=(T) volatile;
 //     T operator=(T);
 // };
+//
+// typedef atomic<bool> atomic_bool;
 
 #include <atomic>
 #include <cassert>
@@ -162,4 +164,59 @@
         assert((obj = true) == true);
         assert(obj == true);
     }
+    {
+        std::atomic_bool _;
+        std::atomic_bool obj(true);
+        assert(obj == true);
+        std::atomic_init(&obj, false);
+        assert(obj == false);
+        std::atomic_init(&obj, true);
+        assert(obj == true);
+        bool b0 = obj.is_lock_free();
+        obj.store(false);
+        assert(obj == false);
+        obj.store(true, std::memory_order_release);
+        assert(obj == true);
+        assert(obj.load() == true);
+        assert(obj.load(std::memory_order_acquire) == true);
+        assert(obj.exchange(false) == true);
+        assert(obj == false);
+        assert(obj.exchange(true, std::memory_order_relaxed) == false);
+        assert(obj == true);
+        bool x = obj;
+        assert(obj.compare_exchange_weak(x, false) == true);
+        assert(obj == false);
+        assert(x == true);
+        assert(obj.compare_exchange_weak(x, true,
+                                         std::memory_order_seq_cst) == false);
+        assert(obj == false);
+        assert(x == false);
+        obj.store(true);
+        x = true;
+        assert(obj.compare_exchange_weak(x, false,
+                                         std::memory_order_seq_cst,
+                                         std::memory_order_seq_cst) == true);
+        assert(obj == false);
+        assert(x == true);
+        x = true;
+        obj.store(true);
+        assert(obj.compare_exchange_strong(x, false) == true);
+        assert(obj == false);
+        assert(x == true);
+        assert(obj.compare_exchange_strong(x, true,
+                                         std::memory_order_seq_cst) == false);
+        assert(obj == false);
+        assert(x == false);
+        x = true;
+        obj.store(true);
+        assert(obj.compare_exchange_strong(x, false,
+                                           std::memory_order_seq_cst,
+                                           std::memory_order_seq_cst) == true);
+        assert(obj == false);
+        assert(x == true);
+        assert((obj = false) == false);
+        assert(obj == false);
+        assert((obj = true) == true);
+        assert(obj == true);
+    }
 }