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* forbid the usage of '0' as an parameter for number_of_the_lowest_bit()

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Oliver Hahm 2013-04-16 14:00:49 +02:00
parent 3e5f91e728
commit e69da952de
1 changed files with 2 additions and 1 deletions
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3
core/include/bitarithm.h
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@ -77,7 +77,8 @@ unsigned number_of_highest_bit(unsigned v);
/**
* @brief Returns the number of the lowest '1' bit in a value
* @param[in] v Input value
* @param[in] v Input value - must be unequal to '0', otherwise the
* function will produce an infinite loop
* @return Bit Number
*
* Source: http://graphics.stanford.edu/~seander/bithacks.html#IntegerLogObvious