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[spec] Fix block values #609

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Merged
merged 1 commit into from
Nov 30, 2017
Merged

[spec] Fix block values #609

merged 1 commit into from
Nov 30, 2017

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rossberg
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Fix #608.

@@ -964,24 +964,22 @@ Exiting :math:`\instr^\ast` with label :math:`L`

When the end of a block is reached without a jump or trap aborting it, then the following steps are performed.

1. Let :math:`n` be the arity of :math:`L`.
1. Let :math:`m` be the number of values on the top of the stack.
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I know what you mean by "values on top of the stack", but is that mentioned anywhere in the spec?

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The runtime section defines the stack. Although never defined explicitly, the spec mentions "the top of the stack" in various places. Do you think it might be too unclear?

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I think it's probably fine when it's just a few values. This case is perhaps a little less clear since you're only counting up from the label. That said, the formula below makes it explicit.

@rossberg rossberg merged commit 5130369 into master Nov 30, 2017
@rossberg rossberg deleted the spec.blockresult branch November 30, 2017 18:32
rossberg added a commit that referenced this pull request Nov 30, 2017
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2 participants