def _simplify_toplevel_references(expr: Union[ir0.RvalueReferenceTypeExpr, ir0.ReferenceTypeExpr]):
has_reference = False
while isinstance(expr, (ir0.RvalueReferenceTypeExpr, ir0.ReferenceTypeExpr)):
has_reference |= isinstance(expr, ir0.ReferenceTypeExpr)
expr = expr.type_expr
if has_reference:
return ir0.ReferenceTypeExpr(expr)
else:
return ir0.RvalueReferenceTypeExpr(expr)
def type_literal(cpp_type: str):
return ir0.AtomicTypeLiteral.for_nonlocal_type(cpp_type,
may_be_alias=False)
def local_type_literal(cpp_type: str):
return ir0.AtomicTypeLiteral.for_local(cpp_type,
expr_type=ir0.TypeType(),
is_variadic=False)
@pytest.mark.parametrize('expr_generator', [
lambda: ir0.Literal(1),
lambda: ir0.AtomicTypeLiteral.for_nonlocal_type('int', may_be_alias=False),
lambda: ir0.PointerTypeExpr(type_literal('int')),
lambda: ir0.ReferenceTypeExpr(type_literal('int')),
lambda: ir0.RvalueReferenceTypeExpr(type_literal('int')),
lambda: ir0.ConstTypeExpr(type_literal('int')),
lambda: ir0.ArrayTypeExpr(type_literal('int')),
lambda: ir0.FunctionTypeExpr(type_literal('int'), []),
lambda: ir0.FunctionTypeExpr(type_literal('int'), [type_literal('float')]),
lambda: ir0.ComparisonExpr(literal(1), literal(2), op='=='),
lambda: ir0.Int64BinaryOpExpr(literal(1), literal(2), op='+'),
lambda: ir0.BoolBinaryOpExpr(literal(True), literal(False), op='||'),
lambda: ir0.NotExpr(literal(True)),
lambda: ir0.UnaryMinusExpr(literal(1)),
lambda: ir0.TemplateInstantiation(
template_expr=ir0.AtomicTypeLiteral.for_nonlocal_template(
cpp_type='std::vector',
args=[],
is_metafunction_that_may_return_error=False,
def ref(expr: ir0.Expr):
return ir0.ReferenceTypeExpr(expr)