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