xref: /aosp_15_r20/external/clang/test/PCH/chain-friend-instantiation.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 %s -ast-print -o - -chain-include %s -chain-include %s
2*67e74705SXin Li // RUN: %clang_cc1 %s -ast-print -o - -fmodules -chain-include %s -chain-include %s
3*67e74705SXin Li 
4*67e74705SXin Li #if !defined(PASS1)
5*67e74705SXin Li #define PASS1
6*67e74705SXin Li 
7*67e74705SXin Li template <class T> class TClass;
8*67e74705SXin Li 
9*67e74705SXin Li namespace NS {
10*67e74705SXin Li     template <class X, class Y> TClass<X> problematic(X * ptr, const TClass<Y> &src);
11*67e74705SXin Li 
12*67e74705SXin Li     template <class T>
13*67e74705SXin Li     class TBaseClass
14*67e74705SXin Li     {
15*67e74705SXin Li     protected:
16*67e74705SXin Li         template <class X, class Y> friend TClass<X> problematic(X * ptr, const TClass<Y> &src);
17*67e74705SXin Li     };
18*67e74705SXin Li }
19*67e74705SXin Li 
20*67e74705SXin Li template <class T>
21*67e74705SXin Li class TClass: public NS::TBaseClass<T>
22*67e74705SXin Li {
23*67e74705SXin Li public:
TClass()24*67e74705SXin Li     inline TClass() { }
25*67e74705SXin Li };
26*67e74705SXin Li 
27*67e74705SXin Li 
28*67e74705SXin Li namespace NS {
29*67e74705SXin Li     template <class X, class T>
30*67e74705SXin Li     TClass<X> problematic(X *ptr, const TClass<T> &src);
31*67e74705SXin Li }
32*67e74705SXin Li 
33*67e74705SXin Li template <class X, class T>
34*67e74705SXin Li TClass<X> unconst(const TClass<T> &src);
35*67e74705SXin Li 
36*67e74705SXin Li #elif !defined(PASS2)
37*67e74705SXin Li #define PASS2
38*67e74705SXin Li 
39*67e74705SXin Li namespace std {
40*67e74705SXin Li class s {};
41*67e74705SXin Li }
42*67e74705SXin Li 
43*67e74705SXin Li 
44*67e74705SXin Li typedef TClass<std::s> TStr;
45*67e74705SXin Li 
46*67e74705SXin Li struct crash {
47*67e74705SXin Li   TStr str;
48*67e74705SXin Li 
crashcrash49*67e74705SXin Li   crash(const TClass<std::s> p)
50*67e74705SXin Li   {
51*67e74705SXin Li     unconst<TStr>(p);
52*67e74705SXin Li   }
53*67e74705SXin Li };
54*67e74705SXin Li 
55*67e74705SXin Li #else
56*67e74705SXin Li 
f()57*67e74705SXin Li void f() {
58*67e74705SXin Li     const TStr p;
59*67e74705SXin Li     crash c(p);
60*67e74705SXin Li }
61*67e74705SXin Li 
62*67e74705SXin Li #endif
63