[libcxx] r273348 - Suppress unused warnings in std::invoke tests.

[Eric Fiselier via cfe-commits]

Author: ericwf
Date: Tue Jun 21 19:58:06 2016
New Revision: 273348

URL: http://llvm.org/viewvc/llvm-project?rev=273348&view=rev
Log:
Suppress unused warnings in std::invoke tests.

Modified:
    libcxx/trunk/test/std/utilities/function.objects/func.invoke/invoke.pass.cpp

Modified: libcxx/trunk/test/std/utilities/function.objects/func.invoke/invoke.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/function.objects/func.invoke/invoke.pass.cpp?rev=273348&r1=273347&r2=273348&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/function.objects/func.invoke/invoke.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/function.objects/func.invoke/invoke.pass.cpp Tue Jun 21 19:58:06 2016
@@ -325,18 +325,18 @@ struct MemberObj {
 
 void noexcept_test() {
     {
-        NoThrowCallable obj;
-        CopyThrows arg;
+        NoThrowCallable obj; ((void)obj); // suppress unused warning
+        CopyThrows arg; ((void)arg); // suppress unused warning
         static_assert(noexcept(std::invoke(obj)));
         static_assert(!noexcept(std::invoke(obj, arg)));
         static_assert(noexcept(std::invoke(obj, std::move(arg))));
     }
     {
-        ThrowsCallable obj;
+        ThrowsCallable obj; ((void)obj); // suppress unused warning
         static_assert(!noexcept(std::invoke(obj)));
     }
     {
-        MemberObj obj{42};
+        MemberObj obj{42}; ((void)obj); // suppress unused warning.
         static_assert(noexcept(std::invoke(&MemberObj::x, obj)));
     }
 }