1*67e74705SXin Li // RUN: rm -rf %t 2*67e74705SXin Li // RUN: mkdir %t 3*67e74705SXin Li // RUN: echo 'struct X {}; struct Y : X { friend int f(Y); };' > %t/a.h 4*67e74705SXin Li // RUN: echo 'module a { header "a.h" }' > %t/map 5*67e74705SXin Li // RUN: %clang_cc1 -fmodules -x c++ -emit-module -fmodule-name=a %t/map -o %t/a.pcm 6*67e74705SXin Li // RUN: %clang_cc1 -fmodules -x c++ -verify -fmodule-file=%t/a.pcm %s -fno-modules-error-recovery 7*67e74705SXin Li 8*67e74705SXin Li struct X; 9*67e74705SXin Li struct Y; 10*67e74705SXin Li 11*67e74705SXin Li // Ensure that we can't use the definitions of X and Y, since we've not imported module a. 12*67e74705SXin Li Y *yp; 13*67e74705SXin Li X *xp = yp; // expected-error {{cannot initialize}} 14*67e74705SXin Li _Static_assert(!__is_convertible(Y*, X*), ""); 15*67e74705SXin Li X &xr = *yp; // expected-error {{unrelated type}} g(Y & y)16*67e74705SXin Liint g(Y &y) { f(y); } // expected-error {{undeclared identifier 'f'}} 17