52 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -fmodules %s -verify2 3#pragma clang module build M4 module M { module A {} module B {} module C {} }5#pragma clang module contents6 7 #pragma clang module begin M.A8 template<typename U> struct X {9 template<typename T> void f();10 };11 #pragma clang module end12 13 #pragma clang module begin M.B14 template<typename T, typename U = void> struct ST { static void f(); };15 #pragma clang module end16 17 #pragma clang module begin M.C18 template<typename U> struct X;19 void foo(X<int>);20 #pragma clang module end21#pragma clang module endbuild22 23#pragma clang module build N24 module N {}25#pragma clang module contents26 #pragma clang module begin N27 #pragma clang module import M.B // not re-exported28 29 template<typename U> struct X {30 template<typename T> void f();31 template<typename T> void g();32 };33 34 template<typename U> template<typename T>35 void X<U>::f() {36 ST<T>::f(); // definition and default argument found in M.B37 foo(*this); // found by ADL in M.C38 };39 40 #pragma clang module import M.C // not re-exported41 #pragma clang module end42#pragma clang module endbuild43 44#pragma clang module import N45void g() {46 X<int>().f<int>();47 48 ST<int>::f(); // expected-error {{must be imported from module 'M.B'}}49 foo(X<int>()); // expected-error {{must be imported from module 'M.C'}}50 // expected-note@* 2{{declaration here is not visible}}51}52