From 2f92e40503075bd90d5a8484319687048bb5946b Mon Sep 17 00:00:00 2001
From: Sujin Philip <sujin.philip@kitware.com>
Date: Tue, 8 May 2018 15:09:36 -0400
Subject: [PATCH] Suppress false positive cuda warnings

Suppresses "declared but never referenced" warnings.
---
 .../internal/testing/UnitTestTaskStrided.cu   | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/vtkm/exec/cuda/internal/testing/UnitTestTaskStrided.cu b/vtkm/exec/cuda/internal/testing/UnitTestTaskStrided.cu
index 1e962165c..762fca885 100644
--- a/vtkm/exec/cuda/internal/testing/UnitTestTaskStrided.cu
+++ b/vtkm/exec/cuda/internal/testing/UnitTestTaskStrided.cu
@@ -32,6 +32,20 @@
 
 #include <vtkm/cont/testing/Testing.h>
 
+#if defined(VTKM_MSVC)
+#pragma warning(push)
+#pragma warning(disable : 4068) //unknown pragma
+#endif
+
+#if defined(__NVCC__) && defined(__CUDACC_VER_MAJOR__)
+// Disable warning "declared but never referenced"
+// This file produces several false-positive warnings
+// Eg: TestExecObject::TestExecObject, MyOutputToInputMapPortal::Get,
+//     TestWorkletProxy::operator()
+#pragma push
+#pragma diag_suppress 177
+#endif
+
 namespace
 {
 
@@ -359,3 +373,11 @@ int UnitTestTaskStrided(int, char* [])
 {
   return vtkm::cont::testing::Testing::Run(TestTaskStrided<vtkm::cont::DeviceAdapterTagCuda>);
 }
+
+#if defined(__NVCC__) && defined(__CUDACC_VER_MAJOR__)
+#pragma pop
+#endif
+
+#if defined(VTKM_MSVC)
+#pragma warning(pop)
+#endif