def err_ovl_ambiguous_oper_binary : Error<
"use of overloaded operator '%0' is ambiguous (with operand types %1 and %2)">;
def err_ovl_no_viable_oper : Error<"no viable overloaded '%0'">;
+def note_assign_lhs_incomplete : Note<"type %0 is incomplete">;
def err_ovl_deleted_oper : Error<
"overload resolution selected %select{unavailable|deleted}0 operator '%1'%2">;
def err_ovl_deleted_special_oper : Error<
Diag(OpLoc, diag::err_ovl_no_viable_oper)
<< BinaryOperator::getOpcodeStr(Opc)
<< Args[0]->getSourceRange() << Args[1]->getSourceRange();
+ if (Args[0]->getType()->isIncompleteType()) {
+ Diag(OpLoc, diag::note_assign_lhs_incomplete)
+ << Args[0]->getType()
+ << Args[0]->getSourceRange() << Args[1]->getSourceRange();
+ }
} else {
// This is an erroneous use of an operator which can be overloaded by
// a non-member function. Check for non-member operators which were
struct InvalidOperatorEquals {
InvalidOperatorEquals operator=() = delete; // expected-error {{overloaded 'operator=' must be a binary operator}}
};
+
+namespace PR7681 {
+ template <typename PT1, typename PT2> class PointerUnion;
+ void foo(PointerUnion<int*, float*> &Result) {
+ Result = 1; // expected-error {{no viable overloaded '='}} // expected-note {{type 'PointerUnion<int *, float *>' is incomplete}}
+ }
+}