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-rw-r--r--test/SemaCXX/conversion-delete-expr.cpp109
1 files changed, 109 insertions, 0 deletions
diff --git a/test/SemaCXX/conversion-delete-expr.cpp b/test/SemaCXX/conversion-delete-expr.cpp
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+++ b/test/SemaCXX/conversion-delete-expr.cpp
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+// RUN: clang-cc -fsyntax-only -verify -std=c++0x %s
+
+// Test1
+struct B {
+ operator char *(); // expected-note {{candidate function}}
+};
+
+struct D : B {
+ operator int *(); // expected-note {{candidate function}}
+};
+
+void f (D d)
+{
+ delete d; // expected-error {{ambiguous conversion of delete expression of type 'struct D' to a pointer}}
+}
+
+// Test2
+struct B1 {
+ operator int *();
+};
+
+struct D1 : B1 {
+ operator int *();
+};
+
+void f1 (D1 d)
+{
+ delete d;
+}
+
+// Test3
+struct B2 {
+ operator const int *(); // expected-note {{candidate function}}
+};
+
+struct D2 : B2 {
+ operator int *(); // expected-note {{candidate function}}
+};
+
+void f2 (D2 d)
+{
+ delete d; // expected-error {{ambiguous conversion of delete expression of type 'struct D2' to a pointer}}
+}
+
+// Test4
+struct B3 {
+ operator const int *(); // expected-note {{candidate function}}
+};
+
+struct A3 {
+ operator const int *(); // expected-note {{candidate function}}
+};
+
+struct D3 : A3, B3 {
+};
+
+void f3 (D3 d)
+{
+ delete d; // expected-error {{mbiguous conversion of delete expression of type 'struct D3' to a pointer}}
+}
+
+// Test5
+struct X {
+ operator int();
+ operator int*();
+};
+
+void f4(X x) { delete x; delete x; }
+
+// Test6
+struct X1 {
+ operator int();
+ operator int*();
+ template<typename T> operator T*() const; // converts to any pointer!
+};
+
+void f5(X1 x) { delete x; } // OK. In selecting a conversion to pointer function, template convesions are skipped.
+
+// Test7
+struct Base {
+ operator int*();
+};
+
+struct Derived : Base {
+ // not the same function as Base's non-const operator int()
+ operator int*() const;
+};
+
+void foo6(const Derived cd, Derived d) {
+ // overload resolution selects Derived::operator int*() const;
+ delete cd;
+ delete d;
+}
+
+// Test8
+struct BB {
+ template<typename T> operator T*() const;
+};
+
+struct DD : BB {
+ template<typename T> operator T*() const; // hides base conversion
+ operator int *() const;
+};
+
+void foo7 (DD d)
+{
+ // OK. In selecting a conversion to pointer function, template convesions are skipped.
+ delete d;
+}