42 lines
2.3 KiB
C++
42 lines
2.3 KiB
C++
#define MOZ_NON_AUTOABLE __attribute__((annotate("moz_non_autoable")))
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template<class T>
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struct MOZ_NON_AUTOABLE ExplicitTypeTemplate {};
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struct MOZ_NON_AUTOABLE ExplicitType {};
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struct NonExplicitType {};
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void f() {
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{
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ExplicitType a;
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auto b = a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitType'}} expected-note {{Please write out this type explicitly}}
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auto &br = a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitType &'}} expected-note {{Please write out this type explicitly}}
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const auto &brc = a; // expected-error {{Cannot use auto to declare a variable of type 'const ExplicitType &'}} expected-note {{Please write out this type explicitly}}
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auto *bp = &a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitType *'}} expected-note {{Please write out this type explicitly}}
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const auto *bpc = &a; // expected-error {{Cannot use auto to declare a variable of type 'const ExplicitType *'}} expected-note {{Please write out this type explicitly}}
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}
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{
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ExplicitTypeTemplate<int> a;
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auto b = a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitTypeTemplate<int>'}} expected-note {{Please write out this type explicitly}}
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auto &br = a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitTypeTemplate<int> &'}} expected-note {{Please write out this type explicitly}}
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const auto &brc = a; // expected-error {{Cannot use auto to declare a variable of type 'const ExplicitTypeTemplate<int> &'}} expected-note {{Please write out this type explicitly}}
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auto *bp = &a; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitTypeTemplate<int> *'}} expected-note {{Please write out this type explicitly}}
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const auto *bpc = &a; // expected-error {{Cannot use auto to declare a variable of type 'const ExplicitTypeTemplate<int> *'}} expected-note {{Please write out this type explicitly}}
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}
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{
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NonExplicitType c;
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auto d = c;
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auto &dr = c;
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const auto &drc = c;
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auto *dp = &c;
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const auto *dpc = &c;
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}
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}
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ExplicitType A;
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auto B = A; // expected-error {{Cannot use auto to declare a variable of type 'ExplicitType'}} expected-note {{Please write out this type explicitly}}
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NonExplicitType C;
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auto D = C;
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