void
Unary_expression::do_check_types(Gogo*)
{
+ Type* type = this->expr_->type();
+ if (type->is_error_type())
+ {
+ this->set_is_error();
+ return;
+ }
+
switch (this->op_)
{
case OPERATOR_PLUS:
case OPERATOR_MINUS:
- {
- Type* type = this->expr_->type();
- if (type->integer_type() == NULL
- && type->float_type() == NULL
- && type->complex_type() == NULL
- && !type->is_error_type())
- this->report_error(_("expected numeric type"));
- }
+ if (type->integer_type() == NULL
+ && type->float_type() == NULL
+ && type->complex_type() == NULL)
+ this->report_error(_("expected numeric type"));
break;
case OPERATOR_NOT:
case OPERATOR_XOR:
- {
- Type* type = this->expr_->type();
- if (type->integer_type() == NULL
- && !type->is_boolean_type()
- && !type->is_error_type())
- this->report_error(_("expected integer or boolean type"));
- }
+ if (type->integer_type() == NULL
+ && !type->is_boolean_type())
+ this->report_error(_("expected integer or boolean type"));
break;
case OPERATOR_AND:
case OPERATOR_MULT:
// Indirecting through a pointer.
- {
- Type* type = this->expr_->type();
- if (type->points_to() == NULL
- && !type->is_error_type())
- this->report_error(_("expected pointer"));
- }
+ if (type->points_to() == NULL)
+ this->report_error(_("expected pointer"));
break;
default:
Type* left_type = this->left_->type();
Type* right_type = this->right_->type();
if (left_type->is_error_type() || right_type->is_error_type())
- return;
+ {
+ this->set_is_error();
+ return;
+ }
if (this->op_ == OPERATOR_EQEQ
|| this->op_ == OPERATOR_NOTEQ