forked from OSchip/llvm-project
49 lines
1.0 KiB
C++
49 lines
1.0 KiB
C++
// RUN: clang-cc -fsyntax-only -verify %s
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// Tests that dependent expressions are always allowed, whereas non-dependent
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// are checked as usual.
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#include <stddef.h>
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// Fake typeid, lacking a typeinfo header.
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namespace std { class type_info {}; }
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struct dummy {};
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template<typename T>
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int f0(T x) {
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return (sizeof(x) == sizeof(int))? 0 : (sizeof(x) == sizeof(double))? 1 : 2;
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}
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template <typename T, typename U>
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T f1(T t1, U u1, int i1)
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{
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T t2 = i1;
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t2 = i1 + u1;
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++u1;
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u1++;
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int i2 = u1;
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i1 = t1[u1];
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i1 *= t1;
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i1(u1, t1); // error
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u1(i1, t1);
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U u2 = (T)i1;
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static_cast<void>(static_cast<U>(reinterpret_cast<T>(
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dynamic_cast<U>(const_cast<T>(i1)))));
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new U(i1, t1);
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new int(t1, u1);
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new (t1, u1) int;
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delete t1;
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dummy d1 = sizeof(t1); // FIXME: delayed checking okay?
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dummy d2 = offsetof(T, foo); // expected-error {{cannot initialize 'd2'}}
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dummy d3 = __alignof(u1); // FIXME: delayed checking okay?
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i1 = typeid(t1); // expected-error {{incompatible type assigning}}
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return u1;
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}
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