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Merge pull request #9432 from shuffle2/constexpr-error

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BitUtils: initialize variables
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LC
2021-01-10 01:44:58 -05:00
committed by GitHub
parent 0776263c5e 1e5e5ea855
commit 1f0e3371a3
1 changed files with 2 additions and 2 deletions
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4
Source/Core/Common/BitUtils.h
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@ -369,7 +369,7 @@ constexpr int CountLeadingZeros(uint64_t value)
#elif defined(_MSC_VER) && defined(_M_ARM_64) #elif defined(_MSC_VER) && defined(_M_ARM_64)
return _CountLeadingZeros64(value); return _CountLeadingZeros64(value);
#elif defined(_MSC_VER) && defined(_M_X86_64) #elif defined(_MSC_VER) && defined(_M_X86_64)
unsigned long index; unsigned long index = 0;
return _BitScanReverse64(&index, value) ? 63 - index : 64; return _BitScanReverse64(&index, value) ? 63 - index : 64;
#else #else
int result = 64; int result = 64;
@ -389,7 +389,7 @@ constexpr int CountLeadingZeros(uint32_t value)
#elif defined(_MSC_VER) && defined(_M_ARM_64) #elif defined(_MSC_VER) && defined(_M_ARM_64)
return _CountLeadingZeros(value); return _CountLeadingZeros(value);
#elif defined(_MSC_VER) && defined(_M_X86_64) #elif defined(_MSC_VER) && defined(_M_X86_64)
unsigned long index; unsigned long index = 0;
return _BitScanReverse(&index, value) ? 31 - index : 32; return _BitScanReverse(&index, value) ? 31 - index : 32;
#else #else
int result = 32; int result = 32;