1 // RUN: c-index-test core -print-source-symbols -- %s -std=c++14 | FileCheck %s 2 // RUN: %clang_cc1 -emit-pch %s -std=c++14 -o %t.pch 3 // RUN: c-index-test core -print-source-symbols -module-file %t.pch | FileCheck %s 4 5 // CHECK: [[@LINE+2]]:8 | struct(Gen)/C++ | DETECTOR | [[DETECTOR_USR:.*]] | {{.*}} | Def | rel: 0 6 template <class _Default, class _AlwaysVoid, template <class...> class _Op, class... _Args> 7 struct DETECTOR { 8 using value_t = int; 9 }; 10 11 struct nonesuch {}; 12 13 // CHECK: [[@LINE+4]]:9 | type-alias/C++ | is_detected 14 // CHECK: [[@LINE+3]]:32 | struct(Gen)/C++ | DETECTOR | [[DETECTOR_USR]] | {{.*}} | Ref,RelCont | rel: 1 15 // CHECK-NEXT: RelCont | is_detected 16 template <template<class...> class _Op, class... _Args> 17 using is_detected = typename DETECTOR<nonesuch, void, _Op, _Args...>::value_t; 18