[PATCH] D21581: [libcxx] [test] Silence unused variable warnings in invoke.pass.cpp.

[Stephan T. Lavavej via cfe-commits]

STL_MSFT created this revision.
STL_MSFT added reviewers: EricWF, mclow.lists.
STL_MSFT added a subscriber: cfe-commits.

Silence unused variable warnings in invoke.pass.cpp.

Fixes MSVC warning C4101 "unreferenced local variable".

http://reviews.llvm.org/D21581

Files:
  test/std/utilities/function.objects/func.invoke/invoke.pass.cpp

Index: test/std/utilities/function.objects/func.invoke/invoke.pass.cpp
===================================================================
--- test/std/utilities/function.objects/func.invoke/invoke.pass.cpp
+++ test/std/utilities/function.objects/func.invoke/invoke.pass.cpp
@@ -326,13 +326,15 @@
 void noexcept_test() {
     {
         NoThrowCallable obj;
+        ((void)obj); // Prevent unused warning
         CopyThrows arg;
         static_assert(noexcept(std::invoke(obj)), "");
         static_assert(!noexcept(std::invoke(obj, arg)), "");
         static_assert(noexcept(std::invoke(obj, std::move(arg))), "");
     }
     {
         ThrowsCallable obj;
+        ((void)obj); // Prevent unused warning
         static_assert(!noexcept(std::invoke(obj)), "");
     }
     {


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