8fbe78f6fc
- This is designed to make it obvious that %clang_cc1 is a "test variable" which is substituted. It is '%clang_cc1' instead of '%clang -cc1' because it can be useful to redefine what gets run as 'clang -cc1' (for example, to set a default target). llvm-svn: 91446
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
// RUN: %clang_cc1 -verify %s
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// If the object being deleted has incomplete class type at the point of
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// deletion and the complete class has a non-trivial destructor or a
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// deallocation function, the behavior is undefined.
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// The trivial case.
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class T0; // expected-note {{forward declaration}}
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void f0(T0 *a) { delete a; } // expected-warning {{deleting pointer to incomplete type}}
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class T0 { ~T0(); };
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// The trivial case, inside a template instantiation.
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template<typename T>
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class T1_A { T *x; ~T1_A() { delete x; } }; // expected-warning {{deleting pointer to incomplete type}}
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class T1_B; // expected-note {{forward declaration}}
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void f0() { T1_A<T1_B> x; } // expected-note {{in instantiation of member function}}
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// This case depends on when we check T2_C::f0.
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class T2_A;
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template<typename T>
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struct T2_B { void f0(T *a) { delete a; } };
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struct T2_C { T2_B<T2_A> x; void f0(T2_A *a) { x.f0(a); } };
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void f0(T2_A *a) { T2_C x; x.f0(a); }
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class T2_A { };
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// An alternate version of the same.
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//
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// FIXME: Revisit this case when we have access control.
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class T3_A;
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template<typename T>
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struct T3_B { void f0(T *a) { delete a; } };
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struct T3_C { T3_B<T3_A> x; void f0(T3_A *a) { x.f0(a); } };
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void f0(T3_A *a) { T3_C x; x.f0(a); }
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class T3_A { private: ~T3_A(); };
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