Fix BufferView test build with MSVC

Change-Id: Ie7227cf7c2fb89264f07d2e7cb9b5fb91537bdca

diff --git a/external/vulkancts/modules/vulkan/api/vktApiBufferViewCreateTests.cpp b/external/vulkancts/modules/vulkan/api/vktApiBufferViewCreateTests.cpp
index 91cbf67..d9a4ef7 100644 (file)
--- a/external/vulkancts/modules/vulkan/api/vktApiBufferViewCreateTests.cpp
+++ b/external/vulkancts/modules/vulkan/api/vktApiBufferViewCreateTests.cpp
@@ -216,7 +216,7 @@ tcu::TestStatus BufferViewTestInstance::iterate (void)
                std::ostringstream      testName;
                std::ostringstream      testDescription;
                testName << "createBufferView_" << format;
-               testDescription << "vkBufferView test " << testName;
+               testDescription << "vkBufferView test " << testName.str();
                {
                        BufferViewCaseParameters testParams     =
                        {