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Avoid accessing union value through inactive member

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This commit is contained in:
Jeffrey Walton 2016-07-23 23:49:26 -04:00
parent d8638a597f
commit ef4f185d9b
1 changed files with 3 additions and 2 deletions
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5
blake2.cpp
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@ -13,7 +13,8 @@
NAMESPACE_BEGIN(CryptoPP)
// Uncomment for benchmarking C++ against NEON
// Uncomment for benchmarking C++ against SSE2 or NEON
// #undef CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
// #undef CRYPTOPP_BOOL_NEON_INTRINSICS_AVAILABLE
// Visual Studio needs both VS2005 (1400) and _M_64 for SSE2 and _mm_set_epi64x()
@ -46,7 +47,7 @@ inline __m128i _mm_set_epi64x(const uint64_t a, const uint64_t b)
INT_128_64 v;
v.v64[0] = b; v.v64[1] = a;
return v.v128;
return *(reinterpret_cast<__m128i*>(v.v64));
}
#endif