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