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Remove checking macros __OPTIMIZE__ for MSVC 

Visual C++ compiler doesn't define macros __OPTIMIZE__  when optimizations enabled
This commit is contained in:
Arkady Shapkin 2018-02-16 21:45:08 +03:00 committed by Behdad Esfahbod
parent 4eff0fc5b8
commit d37310ac5d
1 changed files with 4 additions and 5 deletions
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9
src/hb-private.hh
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@ -355,9 +355,9 @@ _hb_bit_storage (unsigned int number)
{
#if defined(__GNUC__) && (__GNUC__ >= 4) && defined(__OPTIMIZE__)
return likely (number) ? (sizeof (unsigned int) * 8 - __builtin_clz (number)) : 0;
#elif defined(_MSC_VER) && defined(__OPTIMIZE__)
#elif defined(_MSC_VER)
unsigned long where;
if (_BitScanReverse(&where, number)) return 1 + where;
if (_BitScanReverse (&where, number)) return 1 + where;
return 0;
#else
unsigned int n_bits = 0;
@ -375,11 +375,10 @@ _hb_ctz (unsigned int number)
{
#if defined(__GNUC__) && (__GNUC__ >= 4) && defined(__OPTIMIZE__)
return likely (number) ? __builtin_ctz (number) : 0;
#elif defined(_MSC_VER) && defined(__OPTIMIZE__)
#elif defined(_MSC_VER)
unsigned long where;
if (_BitScanForward(&where, n)) return where;
if (_BitScanForward (&where, number)) return where;
return 0;
}
#else
unsigned int n_bits = 0;
if (unlikely (!number)) return 0;