1// RUN: %clang_cc1 -fsyntax-only -verify -ftemplate-depth 128 -ftemplate-backtrace-limit 4 %s 2 3template<int N> struct S { 4 typedef typename S<N-1>::type type; 5 static int f(int n = S<N-1>::f()); // \ 6// expected-error{{recursive template instantiation exceeded maximum depth of 128}} \ 7// expected-note 3 {{instantiation of default function argument}} \ 8// expected-note {{skipping 125 contexts in backtrace}} \ 9// expected-note {{use -ftemplate-depth=N to increase recursive template instantiation depth}} 10 11}; 12template<> struct S<0> { 13 typedef int type; 14}; 15 16// Incrementally instantiate up to S<2048>. 17template struct S<128>; 18template struct S<256>; 19template struct S<384>; 20template struct S<512>; 21template struct S<640>; 22template struct S<768>; 23template struct S<896>; 24template struct S<1024>; 25template struct S<1152>; 26template struct S<1280>; 27template struct S<1408>; 28template struct S<1536>; 29template struct S<1664>; 30template struct S<1792>; 31template struct S<1920>; 32template struct S<2048>; 33 34// Check that we actually bail out when we hit the instantiation depth limit for 35// the default arguments. 36void g() { S<2048>::f(); } // expected-note {{required here}} 37