diff options
Diffstat (limited to 'CompilerUtils.cpp')
| -rw-r--r-- | CompilerUtils.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/CompilerUtils.cpp b/CompilerUtils.cpp index b3d982c9..cbd92d2b 100644 --- a/CompilerUtils.cpp +++ b/CompilerUtils.cpp @@ -35,6 +35,9 @@ void CompilerUtils::moveToStackVariable(VariableDeclaration const& _variable) { unsigned const stackPosition = m_context.baseToCurrentStackOffset(m_context.getBaseStackOffsetOfVariable(_variable)); unsigned const size = _variable.getType()->getSizeOnStack(); + if (stackPosition - size + 1 > 16) + BOOST_THROW_EXCEPTION(CompilerError() << errinfo_sourceLocation(_variable.getLocation()) + << errinfo_comment("Stack too deep.")); for (unsigned i = 0; i < size; ++i) m_context << eth::swapInstruction(stackPosition - size + 1) << eth::Instruction::POP; } @@ -46,5 +49,13 @@ void CompilerUtils::popStackElement(Type const& _type) m_context << eth::Instruction::POP; } +unsigned CompilerUtils::getSizeOnStack(vector<shared_ptr<Type const>> const& _variableTypes) +{ + unsigned size = 0; + for (shared_ptr<Type const> const& type: _variableTypes) + size += type->getSizeOnStack(); + return size; +} + } } |