internal exception: Expected tuple as RHS

[dddejan]

contract C {
    function f() external view {}
    function test(address a) external view returns (bool status) {
        // This used to incorrectly raise an error about violating the view mutability.
        (status,) = a.staticcall.gas(42)("");
        this.f.gas(42)();
    }
}

solc-verify internal exception: Expected tuple as RHS
Details:
/root/project/libsolidity/boogie/AssignHelper.cpp(92): Throw in function static void dev::solidity::AssignHelper::makeTupleAssign(dev::solidity::AssignHelper::AssignParam, dev::solidity::AssignHelper::AssignParam, const dev::solidity::ASTNode*, dev::solidity::BoogieContext&, dev::solidity::AssignHelper::AssignResult&)
Dynamic exception type: boost::exception_detail::clone_impl<langutil::InternalCompilerError>
std::exception::what: Expected tuple as RHS
[dev::tag_comment*] = Expected tuple as RHS