1// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX=128 -foperator-arrow-depth 128 2// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX=2 -foperator-arrow-depth 2 3// RUN: %clang -fsyntax-only -Xclang -verify %s -DMAX=10 -foperator-arrow-depth=10 4 5template<int N> struct B; 6template<int N> struct A { 7 B<N> operator->(); // expected-note +{{'operator->' declared here produces an object of type 'B<}} 8}; 9template<int N> struct B { 10 A<N-1> operator->(); // expected-note +{{'operator->' declared here produces an object of type 'A<}} 11#if MAX != 2 12 // expected-note-re@-2 {{(skipping {{120|2}} 'operator->'s in backtrace)}} 13#endif 14}; 15 16struct X { int n; }; 17template<> struct B<1> { 18 X *operator->(); 19}; 20 21A<MAX/2> good; 22int n = good->n; 23 24B<MAX/2 + 1> bad; 25int m = bad->n; // expected-error-re {{use of 'operator->' on type 'B<{{2|10|128}} / 2 + 1>' would invoke a sequence of more than {{2|10|128}} 'operator->' calls}} 26 // expected-note@-1 {{use -foperator-arrow-depth=N to increase 'operator->' limit}} 27