jeanlemotan
53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Copyright (c) Electronic Arts Inc. All rights reserved.
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/////////////////////////////////////////////////////////////////////////////
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#include "EASTLTest.h"
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#include <EASTL/bit.h>
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using namespace eastl;
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int TestBitcast()
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{
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int nErrorCount = 0;
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{
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uint32_t int32Value = 0x12345678;
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float floatValue = eastl::bit_cast<float>(int32Value);
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VERIFY(memcmp(&int32Value, &floatValue, sizeof(float)) == 0);
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}
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{
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struct IntFloatStruct
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{
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uint32_t i = 0x87654321;
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float f = 10.f;
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};
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struct CharIntStruct
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{
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char c1;
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char c2;
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char c3;
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char c4;
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uint32_t i;
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};
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IntFloatStruct ifStruct;
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CharIntStruct ciStruct = eastl::bit_cast<CharIntStruct>(ifStruct);
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VERIFY(memcmp(&ifStruct, &ciStruct, sizeof(IntFloatStruct)) == 0);
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}
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#if EASTL_CONSTEXPR_BIT_CAST_SUPPORTED
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{
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constexpr uint32_t int32Value = 40;
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constexpr float floatValue = eastl::bit_cast<float>(int32Value);
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VERIFY(memcmp(&int32Value, &floatValue, sizeof(float)) == 0);
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}
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#endif
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return nErrorCount;
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}
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