[libcxx-commits] [libcxx] r364732 - [libcxx] [test] Add void cast to result of compare_exchange_weak to suppress [[nodiscard]].

[Billy Robert O'Neal III via libcxx-commits]

Author: bion
Date: Mon Jul  1 01:09:02 2019
New Revision: 364732

URL: http://llvm.org/viewvc/llvm-project?rev=364732&view=rev
Log:
[libcxx] [test] Add void cast to result of compare_exchange_weak to suppress [[nodiscard]].

Modified:
    libcxx/trunk/test/std/atomics/atomics.general/replace_failure_order.pass.cpp

Modified: libcxx/trunk/test/std/atomics/atomics.general/replace_failure_order.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/atomics/atomics.general/replace_failure_order.pass.cpp?rev=364732&r1=364731&r2=364732&view=diff
==============================================================================
--- libcxx/trunk/test/std/atomics/atomics.general/replace_failure_order.pass.cpp (original)
+++ libcxx/trunk/test/std/atomics/atomics.general/replace_failure_order.pass.cpp Mon Jul  1 01:09:02 2019
@@ -30,13 +30,13 @@ int main(int, char**) {
     volatile std::atomic<int> v;
     int exp = 0;
 
-    i.compare_exchange_weak(exp, 0, std::memory_order_acq_rel);
-    i.compare_exchange_weak(exp, 0, std::memory_order_release);
+    (void) i.compare_exchange_weak(exp, 0, std::memory_order_acq_rel);
+    (void) i.compare_exchange_weak(exp, 0, std::memory_order_release);
     i.compare_exchange_strong(exp, 0, std::memory_order_acq_rel);
     i.compare_exchange_strong(exp, 0, std::memory_order_release);
 
-    v.compare_exchange_weak(exp, 0, std::memory_order_acq_rel);
-    v.compare_exchange_weak(exp, 0, std::memory_order_release);
+    (void) v.compare_exchange_weak(exp, 0, std::memory_order_acq_rel);
+    (void) v.compare_exchange_weak(exp, 0, std::memory_order_release);
     v.compare_exchange_strong(exp, 0, std::memory_order_acq_rel);
     v.compare_exchange_strong(exp, 0, std::memory_order_release);