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-rw-r--r--libsolidity/codegen/ExpressionCompiler.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/libsolidity/codegen/ExpressionCompiler.cpp b/libsolidity/codegen/ExpressionCompiler.cpp
index 5c9b743a..b7aadc12 100644
--- a/libsolidity/codegen/ExpressionCompiler.cpp
+++ b/libsolidity/codegen/ExpressionCompiler.cpp
@@ -1068,7 +1068,14 @@ bool ExpressionCompiler::visit(MemberAccess const& _memberAccess)
solAssert(false, "Invalid member access to integer");
break;
case Type::Category::Function:
- solAssert(!!_memberAccess.expression().annotation().type->memberType(member),
+ if (member == "sig")
+ {
+ m_context << Instruction::SWAP1 << Instruction::POP;
+ /// need to store store it as bytes4
+ utils().leftShiftNumberOnStack(224);
+ }
+ else
+ solAssert(!!_memberAccess.expression().annotation().type->memberType(member),
"Invalid member access to function.");
break;
case Type::Category::Magic: