fix BitShift::shl overflows #190
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Pull Request type
Please check the type of change your PR introduces:
What is the current behavior?
Current implementation will return in premature overflows, for example:
BitShift::shl(255_u8, 1)results inu8_mul Overflowwhile it should just return254.Issue Number: N/A
What is the new behavior?
BitShift::shl(255_u8, 1) == 254etcDoes this introduce a breaking change?
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