easy5 pts · first answer countsembedded-ccontrol-flow

Guarding a pointer in one test

Why is this condition safe even when dev is NULL?

if (dev != NULL && dev->ready) { start(dev); }

A.The compiler checks dev->ready for NULL itselfB.NULL pointers always read as 0 on every MCUC.The two sides are evaluated in parallelD.&& stops evaluating once the left side is false

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Guarding a pointer in one test

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