Fix increments for void pointers #1025

Job	Run time
coverage (auth, AUTH=1)	36s
coverage (dma, DMA=1)	1m 13s
coverage (base)	36s
coverage (she, SHE=1)	39s
coverage (threadsafe, THREADSAFE=1)	40s
coverage (nocrypto, NOCRYPTO=1)	17s
merge	18s
	4m 19s

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