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Utility to remove empty blocks.

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chriseth 2017-12-20 13:46:43 +01:00 committed by Alex Beregszaszi
parent 3c8b777b9b
commit 9c85589122
2 changed files with 73 additions and 0 deletions
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39
libjulia/optimiser/Utilities.cpp Normal file
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/*(
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Some useful snippets for the optimiser.
*/
#include <libjulia/optimiser/Utilities.h>
#include <libsolidity/inlineasm/AsmData.h>
#include <libdevcore/CommonData.h>
#include <boost/range/algorithm_ext/erase.hpp>
using namespace std;
using namespace dev;
using namespace dev::julia;
void dev::julia::removeEmptyBlocks(Block& _block)
{
auto isEmptyBlock = [](Statement const& _st) -> bool {
return _st.type() == typeid(Block) && boost::get<Block>(_st).statements.empty();
};
boost::range::remove_erase_if(_block.statements, isEmptyBlock);
}

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libjulia/optimiser/Utilities.h Normal file
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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Small useful snippets for the optimiser.
*/
#pragma once
#include <libjulia/ASTDataForward.h>
namespace dev
{
namespace julia
{
/// Removes statements that are just empty blocks (non-recursive).
void removeEmptyBlocks(Block& _block);
}
}