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Cleared signed/unsigned warning using GCC __builtin_XXX

reviewable/pr7/r1
Jeffrey Walton 2015-07-12 18:19:46 -04:00
parent 981b4c9d04
commit 02dff96e97
1 changed files with 2 additions and 2 deletions
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4
misc.h
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@ -277,7 +277,7 @@ unsigned int BitPrecision(const T &value)
inline unsigned int TrailingZeros(word32 v)
{
#if defined(__GNUC__) && CRYPTOPP_GCC_VERSION >= 30400
return __builtin_ctz(v);
return static_cast<unsigned int>(__builtin_ctz(v));
#elif defined(_MSC_VER) && _MSC_VER >= 1400
unsigned long result;
_BitScanForward(&result, v);
@ -296,7 +296,7 @@ inline unsigned int TrailingZeros(word32 v)
inline unsigned int TrailingZeros(word64 v)
{
#if defined(__GNUC__) && CRYPTOPP_GCC_VERSION >= 30400
return __builtin_ctzll(v);
return static_cast<unsigned int>(__builtin_ctzll(v));
#elif defined(_MSC_VER) && _MSC_VER >= 1400 && (defined(_M_X64) || defined(_M_IA64))
unsigned long result;
_BitScanForward64(&result, v);