精简简化版的__rt_ffs()函数
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@ -1375,7 +1375,7 @@ const rt_uint8_t __lowest_bit_bitmap[] =
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*/
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int __rt_ffs(int value)
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{
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return __lowest_bit_bitmap_new[(rt_uint32_t)(value & (value - 1) ^ value) % 37];
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return __lowest_bit_bitmap[(rt_uint32_t)(value & (value - 1) ^ value) % 37];
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}
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#else
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const rt_uint8_t __lowest_bit_bitmap[] =
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