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Add a comment about sha256 from BLST strangely requiring LTO

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Mamy André-Ratsimbazafy 2020-12-23 10:36:43 +01:00
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beacon_chain/spec/digest.nim
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@ -72,6 +72,8 @@ when BLS_BACKEND == BLST:
func update*(ctx: var sha256; digest: Eth2Digest) = func update*(ctx: var sha256; digest: Eth2Digest) =
ctx.update digest.data ctx.update digest.data
# TODO: not sure why but the "init", "update", "final" from BLST
# seem to require LTO, even though proper indirection was added in the wrapper
template withEth2Hash*(body: untyped): Eth2Digest = template withEth2Hash*(body: untyped): Eth2Digest =
## This little helper will init the hash function and return the sliced ## This little helper will init the hash function and return the sliced
## hash: ## hash: