1// RUN: rm -rf %t 2// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify %s -DORDER=1 3// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify %s -DORDER=2 4 5#if ORDER == 1 6#include "a.h" 7#include "b.h" 8#else 9#include "b.h" 10#include "a.h" 11#endif 12 13struct Y { 14 int value; // expected-note 0-1{{target of using}} 15 typedef int type; // expected-note 0-1{{target of using}} 16}; 17 18template<typename T> int Use() { 19 int k = T().v + T().value; // expected-note 0-2{{instantiation of}} 20 typedef typename T::type I; 21 typedef typename T::t I; 22 typedef int I; 23 return k; 24} 25 26template<typename T> int UseAll() { 27 return Use<C<T> >() + Use<D<T> >() + Use<E<T> >() + Use<F<T> >(); // expected-note 0-2{{instantiation of}} 28} 29 30template int UseAll<YA>(); 31template int UseAll<YB>(); 32template int UseAll<Y>(); 33 34// Which of these two sets of diagnostics is chosen is not important. It's OK 35// if this varies with ORDER, but it must be consistent across runs. 36#if ORDER == 1 37// Here, we're instantiating the definition from 'A' and merging the definition 38// from 'B' into it. 39 40// expected-error@b.h:* {{'E::value' from module 'B' is not present in definition of 'E<T>' in module 'A'}} 41// expected-error@b.h:* {{'E::v' from module 'B' is not present in definition of 'E<T>' in module 'A'}} 42 43// expected-error@b.h:* {{'F::type' from module 'B' is not present in definition of 'F<T>' in module 'A'}} 44// expected-error@b.h:* {{'F::t' from module 'B' is not present in definition of 'F<T>' in module 'A'}} 45// expected-error@b.h:* {{'F::value' from module 'B' is not present in definition of 'F<T>' in module 'A'}} 46// expected-error@b.h:* {{'F::v' from module 'B' is not present in definition of 'F<T>' in module 'A'}} 47 48// expected-note@a.h:* +{{does not match}} 49#else 50// Here, we're instantiating the definition from 'B' and merging the definition 51// from 'A' into it. 52 53// expected-error@a.h:* {{'D::type' from module 'A' is not present in definition of 'D<T>' in module 'B'}} 54// expected-error@a.h:* {{'D::value' from module 'A' is not present in definition of 'D<T>' in module 'B'}} 55// expected-error@b.h:* 2{{'typename' keyword used on a non-type}} 56// expected-error@b.h:* 2{{dependent using declaration resolved to type without 'typename'}} 57 58// expected-error@a.h:* {{'E::type' from module 'A' is not present in definition of 'E<T>' in module 'B'}} 59// expected-error@a.h:* {{'E::t' from module 'A' is not present in definition of 'E<T>' in module 'B'}} 60// expected-error@a.h:* {{'E::value' from module 'A' is not present in definition of 'E<T>' in module 'B'}} 61// expected-error@a.h:* {{'E::v' from module 'A' is not present in definition of 'E<T>' in module 'B'}} 62// expected-note@b.h:* 2{{definition has no member}} 63 64// expected-error@a.h:* {{'F::type' from module 'A' is not present in definition of 'F<T>' in module 'B'}} 65// expected-error@a.h:* {{'F::t' from module 'A' is not present in definition of 'F<T>' in module 'B'}} 66// expected-error@a.h:* {{'F::value' from module 'A' is not present in definition of 'F<T>' in module 'B'}} 67// expected-error@a.h:* {{'F::v' from module 'A' is not present in definition of 'F<T>' in module 'B'}} 68 69// expected-note@b.h:* +{{does not match}} 70// expected-note@b.h:* +{{target of using}} 71#endif 72