llvm-project/clang/test/SemaCXX/class-base-member-init.cpp

77 lines
1.9 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
class S {
public:
S ();
};
struct D : S {
D() :
b1(0), // expected-note {{previous initialization is here}}
b2(1),
b1(0), // expected-error {{multiple initializations given for non-static member 'b1'}}
S(), // expected-note {{previous initialization is here}}
S() // expected-error {{multiple initializations given for base 'S'}}
{}
int b1;
int b2;
};
struct A {
struct {
int a;
int b;
};
A();
};
A::A() : a(10), b(20) { }
namespace Test1 {
template<typename T> struct A {};
template<typename T> struct B : A<T> {
B() : A<T>(), // expected-note {{previous initialization is here}}
A<T>() { } // expected-error {{multiple initializations given for base 'A<T>'}}
};
}
namespace Test2 {
template<typename T> struct A : T {
A() : T(), // expected-note {{previous initialization is here}}
T() { } // expected-error {{multiple initializations given for base 'T'}}
};
}
namespace Test3 {
template<typename T> struct A {
T t;
A() : t(1), // expected-note {{previous initialization is here}}
t(2) { } // expected-error {{multiple initializations given for non-static member 't'}}
};
}
namespace test4 {
class A {
union {
struct {
int a;
int b;
};
int c;
union {
int d;
int e;
};
};
A(char _) : a(0), b(0) {}
A(short _) : a(0), c(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
A(int _) : d(0), e(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
A(long _) : a(0), d(0) {} // expected-error {{initializing multiple members of anonymous union}} expected-note {{previous initialization is here}}
};
}