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Merge pull request #12414 from ethereum/fixWarnRef

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Fix warning from Xcode 12.4 about a reference in `ranges::zip_view`
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chriseth 2021-12-16 14:04:53 +01:00 committed by GitHub
commit 270793b0b2
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libyul/backends/evm/StackLayoutGenerator.cpp
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@ -247,7 +247,7 @@ Stack createIdealLayout(Stack const& _operationOutput, Stack const& _post, Calla
// before the operation, i.e. if PreviousSlot{2} is at a position at which _post contains VariableSlot{"tmp"}, // before the operation, i.e. if PreviousSlot{2} is at a position at which _post contains VariableSlot{"tmp"},
// then we want the variable tmp in the slot at offset 2 in the layout before the operation. // then we want the variable tmp in the slot at offset 2 in the layout before the operation.
vector<optional<StackSlot>> idealLayout(_post.size(), nullopt); vector<optional<StackSlot>> idealLayout(_post.size(), nullopt);
for (auto const& [slot, idealPosition]: ranges::zip_view(_post, layout)) for (auto&& [slot, idealPosition]: ranges::zip_view(_post, layout))
if (PreviousSlot* previousSlot = std::get_if<PreviousSlot>(&idealPosition)) if (PreviousSlot* previousSlot = std::get_if<PreviousSlot>(&idealPosition))
idealLayout.at(previousSlot->slot) = slot; idealLayout.at(previousSlot->slot) = slot;