f4a2713ac8
Change-Id: Ia40e9ffdf29b5dab2f122f673ff6802a58bc690f
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
// RUN: %clang_cc1 -verify -pedantic %s
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template<typename T> struct atomic {
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_Atomic(T) value;
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void f() _Atomic; // expected-error {{expected ';' at end of declaration list}}
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};
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template<typename T> struct user {
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struct inner { char n[sizeof(T)]; };
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atomic<inner> i;
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};
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user<int> u;
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// Test overloading behavior of atomics.
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struct A { };
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int &ovl1(_Atomic(int));
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int &ovl1(_Atomic int); // ok, redeclaration
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long &ovl1(_Atomic(long));
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float &ovl1(_Atomic(float));
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double &ovl1(_Atomic(A const *const *));
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double &ovl1(A const *const *_Atomic);
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short &ovl1(_Atomic(A **));
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void test_overloading(int i, float f, _Atomic(int) ai, _Atomic(float) af,
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long l, _Atomic(long) al, A const *const *acc,
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A const ** ac, A **a) {
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int& ir1 = ovl1(i);
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int& ir2 = ovl1(ai);
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long& lr1 = ovl1(l);
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long& lr2 = ovl1(al);
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float &fr1 = ovl1(f);
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float &fr2 = ovl1(af);
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double &dr1 = ovl1(acc);
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double &dr2 = ovl1(ac);
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short &sr1 = ovl1(a);
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}
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typedef int (A::*fp)() _Atomic; // expected-error {{expected ';' after top level declarator}} expected-warning {{does not declare anything}}
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typedef _Atomic(int(A::*)) atomic_mem_ptr_to_int;
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typedef int(A::*_Atomic atomic_mem_ptr_to_int);
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typedef _Atomic(int)(A::*mem_ptr_to_atomic_int);
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typedef _Atomic int(A::*mem_ptr_to_atomic_int);
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typedef _Atomic(int)&atomic_int_ref;
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typedef _Atomic int &atomic_int_ref;
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typedef _Atomic atomic_int_ref atomic_int_ref; // ok, qualifiers on references ignored in this case.
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typedef int &_Atomic atomic_reference_to_int; // expected-error {{'_Atomic' qualifier may not be applied to a reference}}
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typedef _Atomic(int &) atomic_reference_to_int; // expected-error {{_Atomic cannot be applied to reference type 'int &'}}
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struct S {
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_Atomic union { int n; }; // expected-warning {{anonymous union cannot be '_Atomic'}}
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};
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