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| // RUN: %clang_cc1 -Wno-uninitialized -fsyntax-only -verify -std=c++11 -Wno-error=static-float-init %s
int vs = 0;
class C {
public:
struct NestedC {
NestedC(int);
};
int i = 0;
static int si = 0; // expected-error {{non-const static data member must be initialized out of line}}
static const NestedC ci = 0; // expected-error {{static data member of type 'const C::NestedC' must be initialized out of line}}
static const int nci = vs; // expected-error {{in-class initializer for static data member is not a constant expression}}
static const int vi = 0;
static const volatile int cvi = 0; // expected-error {{static const volatile data member must be initialized out of line}}
};
namespace rdar8367341 {
float foo(); // expected-note {{here}}
struct A {
static const float x = 5.0f; // expected-warning {{requires 'constexpr'}} expected-note {{add 'constexpr'}}
static const float y = foo(); // expected-warning {{requires 'constexpr'}} expected-note {{add 'constexpr'}}
static constexpr float x2 = 5.0f;
static constexpr float y2 = foo(); // expected-error {{must be initialized by a constant expression}} expected-note {{non-constexpr function 'foo'}}
};
}
namespace Foo {
// Regression test -- forward declaration of Foo should not cause error about
// nonstatic data member.
class Foo;
class Foo {
int x;
int y = x;
};
}
// Instantiating another default member initializer while parsing one should
// not cause us to mess up the 'this' override.
template<typename> struct DefaultMemberTemplate { int n = 0; };
class DefaultMemberInitSelf {
DefaultMemberTemplate<int> t = {};
int *p = &t.n;
};
namespace composed_templates {
// Regression test -- obtaining the type from composed templates should not
// require out-of-line definition.
template <typename T> struct Zero { static const typename T::type value = 0; };
struct Integer { using type = int; };
template struct Zero<Integer>;
}
|