Fix a compilation error on GCC 5.4

Components: Vulkan
Change-Id: I6c6681d16613f18b2a3192368927f6d176f63a64

diff --git a/external/vulkancts/modules/vulkan/spirv_assembly/vktSpvAsmInstructionTests.cpp b/external/vulkancts/modules/vulkan/spirv_assembly/vktSpvAsmInstructionTests.cpp
index 3d5d26c..b6f2ee3 100644 (file)
--- a/external/vulkancts/modules/vulkan/spirv_assembly/vktSpvAsmInstructionTests.cpp
+++ b/external/vulkancts/modules/vulkan/spirv_assembly/vktSpvAsmInstructionTests.cpp
@@ -46,7 +46,6 @@
 #include "deUniquePtr.hpp"
 #include "tcuStringTemplate.hpp"
 
-#include <cmath>
 #include "vktSpvAsmComputeShaderCase.hpp"
 #include "vktSpvAsmComputeShaderTestUtil.hpp"
 #include "vktTestCaseUtil.hpp"
@@ -2259,7 +2258,7 @@ bool compareNan (const std::vector<BufferSp>&, const vector<AllocationSp>& outpu
 
        for (size_t idx = 0; idx < expectedOutput->getNumBytes() / sizeof(float); ++idx)
        {
-               if (!isnan(output_as_float[idx]))
+               if (!deFloatIsNaN(output_as_float[idx]))
                {
                        return false;
                }