// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify %s -DORDER=1
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++98 %s -DORDER=1
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++11 %s -DORDER=1
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++17 %s -DORDER=1
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify %s -DORDER=2
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++98 %s -DORDER=2
// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++11 %s -DORDER=2
// RUN: %clang_cc1 -fexperimental-new-constant-interpreter -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++17 %s -DORDER=2
// RUN: %clang_cc1 -fexperimental-new-constant-interpreter -fmodules -fimplicit-module-maps -fexperimental-new-constant-interpreter -fmodules-cache-path=%t -x c++ -I%S/Inputs/merge-using-decls -verify -std=c++98 %s -DORDER=1
#if ORDER == 1
#include "a.h"
#include "b.h"
#else
#include "b.h"
#include "a.h"
#endif
struct Y {
int value; // expected-note 0-1{{target of using}}
typedef int type; // expected-note 0-1{{target of using}}
};
template<typename T> int Use() {
int k = T().v + T().value; // expected-note 0-2{{instantiation of}}
typedef typename T::type I;
typedef typename T::t I;
typedef int I;
return k;
}
template<typename T> int UseAll() {
#if __cplusplus <= 199711L // C++11 does not allow access declarations
return Use<C<T> >() + Use<D<T> >() + Use<E<T> >() + Use<F<T> >(); // expected-note 0-2{{instantiation of}}
#else
return Use<C<T> >() + Use<D<T> >() + Use<F<T> >(); // expected-note 0-2{{instantiation of}}
#endif
}
template int UseAll<YA>();
template int UseAll<YB>();
template int UseAll<Y>();
#if __cplusplus >= 201702L
void use_g(Q q) {
q.f(q); // expected-error {{ambiguous}}
#if ORDER == 1
// [email protected]:* {{candidate function}}
// [email protected]:* {{candidate function}}
#else
// [email protected]:* {{candidate function}}
// [email protected]:* {{candidate function}}
#endif
}
#endif
// Which of these two sets of diagnostics is chosen is not important. It's OK
// if this varies with ORDER, but it must be consistent across runs.
#if ORDER == 1
// Here, we're instantiating the definition from 'A' and merging the definition
// from 'B' into it.
#if __cplusplus <= 199711L // C++11 does not allow access declarations
// [email protected]:* {{'E::value' from module 'B' is not present in definition of 'E<T>' in module 'A'}}
// [email protected]:* {{'E::v' from module 'B' is not present in definition of 'E<T>' in module 'A'}}
#endif
// [email protected]:* {{'F::type' from module 'B' is not present in definition of 'F<T>' in module 'A'}}
// [email protected]:* {{'F::t' from module 'B' is not present in definition of 'F<T>' in module 'A'}}
// [email protected]:* {{'F::value' from module 'B' is not present in definition of 'F<T>' in module 'A'}}
// [email protected]:* {{'F::v' from module 'B' is not present in definition of 'F<T>' in module 'A'}}
// [email protected]:* +{{does not match}}
#else
// Here, we're instantiating the definition from 'B' and merging the definition
// from 'A' into it.
// [email protected]:* {{'D::type' from module 'A' is not present in definition of 'D<T>' in module 'B'}}
// [email protected]:* {{'D::value' from module 'A' is not present in definition of 'D<T>' in module 'B'}}
// [email protected]:* 2{{'typename' keyword used on a non-type}}
// [email protected]:* 2{{dependent using declaration resolved to type without 'typename'}}
#if __cplusplus <= 199711L // C++11 does not allow access declarations
// [email protected]:* {{'E::type' from module 'A' is not present in definition of 'E<T>' in module 'B'}}
// [email protected]:* {{'E::t' from module 'A' is not present in definition of 'E<T>' in module 'B'}}
// [email protected]:* {{'E::value' from module 'A' is not present in definition of 'E<T>' in module 'B'}}
// [email protected]:* {{'E::v' from module 'A' is not present in definition of 'E<T>' in module 'B'}}
// [email protected]:* 2{{definition has no member}}
#endif
// [email protected]:* {{'F::type' from module 'A' is not present in definition of 'F<T>' in module 'B'}}
// [email protected]:* {{'F::t' from module 'A' is not present in definition of 'F<T>' in module 'B'}}
// [email protected]:* {{'F::value' from module 'A' is not present in definition of 'F<T>' in module 'B'}}
// [email protected]:* {{'F::v' from module 'A' is not present in definition of 'F<T>' in module 'B'}}
// [email protected]:* +{{does not match}}
// [email protected]:* +{{target of using}}
#endif
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