Miek Gieben 65be561722 Make backand.go maps smaller (#2380) ...

These maps where all map[x]bool. Change this a map[x]struct{} as this
is smaller and we only use these map to signal "this element exists".

This should preserve a (small) amount of memory.

Signed-off-by: Miek Gieben <miek@miek.nl>

2018-12-08 05:19:22 -08:00

13 KiB

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