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Correcly handle pointers to member pointer types where the class or the pointee is incomplete.

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llvm-svn: 91804
This commit is contained in:
Anders Carlsson
2009-12-20 23:37:55 +00:00
parent 518e370719
commit 18e6ee1b20
3 changed files with 76 additions and 47 deletions
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14
clang/test/CodeGenCXX/rtti-layout.cpp
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@@ -20,17 +20,21 @@ return static_cast<const T&>(info);
}
struct Incomplete;
#define CHECK(x) if ((x)) return __LINE__;
struct A { };
#define CHECK(x) if (!(x)) return __LINE__;
// CHECK: define i32 @_Z1fv()
int f() {
// Pointers to incomplete classes.
CHECK(to<__pbase_type_info>(typeid(Incomplete *)).__flags != __pbase_type_info::__incomplete_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete **)).__flags != __pbase_type_info::__incomplete_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete ***)).__flags != __pbase_type_info::__incomplete_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete *)).__flags == __pbase_type_info::__incomplete_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete **)).__flags == __pbase_type_info::__incomplete_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete ***)).__flags == __pbase_type_info::__incomplete_mask);
// Member pointers.
CHECK(to<__pbase_type_info>(typeid(int Incomplete::*)).__flags != __pbase_type_info::__incomplete_class_mask);
CHECK(to<__pbase_type_info>(typeid(int Incomplete::*)).__flags == __pbase_type_info::__incomplete_class_mask);
CHECK(to<__pbase_type_info>(typeid(Incomplete Incomplete::*)).__flags == (__pbase_type_info::__incomplete_class_mask | __pbase_type_info::__incomplete_mask));
CHECK(to<__pbase_type_info>(typeid(Incomplete A::*)).__flags == (__pbase_type_info::__incomplete_mask));
// Success!
// CHECK: ret i32 0