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Merge pull request #4114 from ethereum/asm-assert

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Assert that mandatory fields in the AST are present in AsmAnalysis
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chriseth 2018-05-10 22:12:08 +02:00 committed by GitHub
commit 85d417a8c2
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1 changed files with 10 additions and 0 deletions
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10
libsolidity/inlineasm/AsmAnalysis.cpp
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@ -54,6 +54,7 @@ bool AsmAnalyzer::analyze(Block const& _block)
bool AsmAnalyzer::operator()(Label const& _label)
{
solAssert(!_label.name.empty(), "");
checkLooseFeature(
_label.location,
"The use of labels is deprecated. Please use \"if\", \"switch\", \"for\" or function calls instead."
@ -107,6 +108,7 @@ bool AsmAnalyzer::operator()(assembly::Literal const& _literal)
bool AsmAnalyzer::operator()(assembly::Identifier const& _identifier)
{
solAssert(!_identifier.name.empty(), "");
size_t numErrorsBefore = m_errorReporter.errors().size();
bool success = true;
if (m_currentScope->lookup(_identifier.name, Scope::Visitor(
@ -208,6 +210,7 @@ bool AsmAnalyzer::operator()(assembly::StackAssignment const& _assignment)
bool AsmAnalyzer::operator()(assembly::Assignment const& _assignment)
{
solAssert(_assignment.value, "");
int const expectedItems = _assignment.variableNames.size();
solAssert(expectedItems >= 1, "");
int const stackHeight = m_stackHeight;
@ -259,6 +262,7 @@ bool AsmAnalyzer::operator()(assembly::VariableDeclaration const& _varDecl)
bool AsmAnalyzer::operator()(assembly::FunctionDefinition const& _funDef)
{
solAssert(!_funDef.name.empty(), "");
Block const* virtualBlock = m_info.virtualBlocks.at(&_funDef).get();
solAssert(virtualBlock, "");
Scope& varScope = scope(virtualBlock);
@ -280,6 +284,7 @@ bool AsmAnalyzer::operator()(assembly::FunctionDefinition const& _funDef)
bool AsmAnalyzer::operator()(assembly::FunctionCall const& _funCall)
{
solAssert(!_funCall.functionName.name.empty(), "");
bool success = true;
size_t arguments = 0;
size_t returns = 0;
@ -349,6 +354,8 @@ bool AsmAnalyzer::operator()(If const& _if)
bool AsmAnalyzer::operator()(Switch const& _switch)
{
solAssert(_switch.expression, "");
bool success = true;
if (!expectExpression(*_switch.expression))
@ -391,6 +398,8 @@ bool AsmAnalyzer::operator()(Switch const& _switch)
bool AsmAnalyzer::operator()(assembly::ForLoop const& _for)
{
solAssert(_for.condition, "");
Scope* originalScope = m_currentScope;
bool success = true;
@ -478,6 +487,7 @@ bool AsmAnalyzer::expectDeposit(int _deposit, int _oldHeight, SourceLocation con
bool AsmAnalyzer::checkAssignment(assembly::Identifier const& _variable, size_t _valueSize)
{
solAssert(!_variable.name.empty(), "");
bool success = true;
size_t numErrorsBefore = m_errorReporter.errors().size();
size_t variableSize(-1);