forked from OSchip/llvm-project
87 lines
3.6 KiB
C++
87 lines
3.6 KiB
C++
// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
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struct non_copiable {
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non_copiable(const non_copiable&) = delete; // expected-note {{marked deleted here}}
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non_copiable& operator = (const non_copiable&) = delete; // expected-note {{explicitly deleted}}
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non_copiable() = default;
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};
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struct non_const_copy {
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non_const_copy(non_const_copy&);
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non_const_copy& operator = (non_const_copy&) &;
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non_const_copy& operator = (non_const_copy&) &&;
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non_const_copy() = default; // expected-note {{not viable}}
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};
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non_const_copy::non_const_copy(non_const_copy&) = default; // expected-note {{not viable}}
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non_const_copy& non_const_copy::operator = (non_const_copy&) & = default; // expected-note {{not viable}}
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non_const_copy& non_const_copy::operator = (non_const_copy&) && = default; // expected-note {{not viable}}
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void fn1 () {
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non_copiable nc;
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non_copiable nc2 = nc; // expected-error {{deleted constructor}}
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nc = nc; // expected-error {{deleted operator}}
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non_const_copy ncc;
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non_const_copy ncc2 = ncc;
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ncc = ncc2;
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const non_const_copy cncc{};
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const non_const_copy cncc1; // expected-error {{default initialization of an object of const type 'const non_const_copy' without a user-provided default constructor}} expected-note {{add an explicit initializer to initialize 'cncc1'}}
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non_const_copy ncc3 = cncc; // expected-error {{no matching}}
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ncc = cncc; // expected-error {{no viable overloaded}}
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};
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struct non_const_derived : non_const_copy {
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non_const_derived(const non_const_derived&) = default; // expected-error {{requires it to be non-const}}
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non_const_derived& operator =(non_const_derived&) = default;
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};
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struct bad_decls {
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bad_decls(volatile bad_decls&) = default; // expected-error {{may not be volatile}}
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bad_decls&& operator = (bad_decls) = default; // expected-error {{lvalue reference}} expected-error {{must return 'bad_decls &'}}
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bad_decls& operator = (volatile bad_decls&) = default; // expected-error {{may not be volatile}}
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bad_decls& operator = (const bad_decls&) const = default; // expected-error {{may not have 'const', 'constexpr' or 'volatile' qualifiers}}
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};
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struct A {}; struct B {};
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struct except_spec_a {
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virtual ~except_spec_a() throw(A);
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except_spec_a() throw(A);
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};
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struct except_spec_b {
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virtual ~except_spec_b() throw(B);
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except_spec_b() throw(B);
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};
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struct except_spec_d_good : except_spec_a, except_spec_b {
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~except_spec_d_good();
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};
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except_spec_d_good::~except_spec_d_good() = default;
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struct except_spec_d_good2 : except_spec_a, except_spec_b {
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~except_spec_d_good2() = default;
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};
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struct except_spec_d_bad : except_spec_a, except_spec_b {
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~except_spec_d_bad() noexcept;
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};
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// FIXME: This should error because this exception spec is not
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// compatible with the implicit exception spec.
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except_spec_d_bad::~except_spec_d_bad() noexcept = default;
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// FIXME: This should error because this exception spec is not
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// compatible with the implicit exception spec.
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struct except_spec_d_mismatch : except_spec_a, except_spec_b {
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except_spec_d_mismatch() throw(A) = default;
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};
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struct except_spec_d_match : except_spec_a, except_spec_b {
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except_spec_d_match() throw(A, B) = default;
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};
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// gcc-compatibility: allow attributes on default definitions
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// (but not normal definitions)
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struct S { S(); };
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S::S() __attribute((pure)) = default;
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using size_t = decltype(sizeof(0));
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void *operator new(size_t) = delete; // expected-error {{deleted definition must be first declaration}} expected-note {{implicit}}
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void operator delete(void *) noexcept = delete; // expected-error {{deleted definition must be first declaration}} expected-note {{implicit}}
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