1// RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s
2// RUN: %clang_cc1 -fsyntax-only -pedantic -verify -std=c++98 %s
3// RUN: %clang_cc1 -fsyntax-only -pedantic -verify -std=c++11 %s
4
5struct ValueInt
6{
7  ValueInt(int v = 0) : ValueLength(v) {}
8  operator int () const { return ValueLength; } // expected-note 3{{conversion to integral type 'int' declared here}}
9private:
10  int ValueLength;
11};
12
13enum E { e };
14struct ValueEnum {
15  operator E() const; // expected-note{{conversion to enumeration type 'E' declared here}}
16};
17
18struct ValueBoth : ValueInt, ValueEnum { };
19
20struct IndirectValueInt : ValueInt { };
21struct TwoValueInts : ValueInt, IndirectValueInt { }; // expected-warning{{direct base 'ValueInt' is inaccessible due to ambiguity:\n    struct TwoValueInts -> struct ValueInt\n    struct TwoValueInts -> struct IndirectValueInt -> struct ValueInt}}
22
23
24void test() {
25  (void)new int[ValueInt(10)];
26#if __cplusplus <= 199711L // C++03 or earlier modes
27  // expected-warning@-2{{implicit conversion from array size expression of type 'ValueInt' to integral type 'int' is a C++11 extension}}
28#endif
29
30  (void)new int[ValueEnum()];
31#if __cplusplus <= 199711L
32// expected-warning@-2{{implicit conversion from array size expression of type 'ValueEnum' to enumeration type 'E' is a C++11 extension}}
33#endif
34  (void)new int[ValueBoth()]; // expected-error{{ambiguous conversion of array size expression of type 'ValueBoth' to an integral or enumeration type}}
35
36  (void)new int[TwoValueInts()]; // expected-error{{ambiguous conversion of array size expression of type 'TwoValueInts' to an integral or enumeration type}}
37}
38