forked from OSchip/llvm-project
60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -O3 -o - | FileCheck %s
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#include <typeinfo>
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class __pbase_type_info : public std::type_info {
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public:
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unsigned int __flags;
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const std::type_info *__pointee;
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enum __masks {
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__const_mask = 0x1,
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__volatile_mask = 0x2,
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__restrict_mask = 0x4,
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__incomplete_mask = 0x8,
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__incomplete_class_mask = 0x10
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};
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};
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template<typename T> const T& to(const std::type_info &info) {
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return static_cast<const T&>(info);
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}
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struct Incomplete;
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struct A { };
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#define CHECK(x) if (!(x)) return __LINE__;
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// CHECK: define i32 @_Z1fv()
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int f() {
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// Pointers to incomplete classes.
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CHECK(to<__pbase_type_info>(typeid(Incomplete *)).__flags == __pbase_type_info::__incomplete_mask);
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CHECK(to<__pbase_type_info>(typeid(Incomplete **)).__flags == __pbase_type_info::__incomplete_mask);
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CHECK(to<__pbase_type_info>(typeid(Incomplete ***)).__flags == __pbase_type_info::__incomplete_mask);
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// Member pointers.
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CHECK(to<__pbase_type_info>(typeid(int Incomplete::*)).__flags == __pbase_type_info::__incomplete_class_mask);
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CHECK(to<__pbase_type_info>(typeid(Incomplete Incomplete::*)).__flags == (__pbase_type_info::__incomplete_class_mask | __pbase_type_info::__incomplete_mask));
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CHECK(to<__pbase_type_info>(typeid(Incomplete A::*)).__flags == (__pbase_type_info::__incomplete_mask));
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// Success!
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// CHECK: ret i32 0
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return 0;
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}
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#ifdef HARNESS
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extern "C" void printf(const char *, ...);
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int main() {
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int result = f();
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if (result == 0)
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printf("success!\n");
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else
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printf("test on line %d failed!\n", result);
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return result;
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}
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#endif
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