| 1 | // RUN: %clang_cc1 %s -triple i686-pc-win32 -std=c++11 -Wmicrosoft -fms-compatibility -verify |
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| 2 | // RUN: not %clang_cc1 %s -triple i686-pc-win32 -std=c++11 -Wmicrosoft -fms-compatibility -fdiagnostics-parseable-fixits 2>&1 | FileCheck %s |
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| 3 | |
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| 4 | struct X; |
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| 5 | namespace name_at_tu_scope { |
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| 6 | struct Y { |
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| 7 | friend struct X; // expected-warning-re {{unqualified friend declaration {{.*}} is a Microsoft extension}} |
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| 8 | // CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:17-[[@LINE-1]]:17}:"::" |
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| 9 | }; |
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| 10 | } |
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| 11 | |
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| 12 | namespace enclosing_friend_decl { |
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| 13 | struct B; |
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| 14 | namespace ns { |
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| 15 | struct A { |
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| 16 | friend struct B; // expected-warning-re {{unqualified friend declaration {{.*}} is a Microsoft extension}} |
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| 17 | // CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:17-[[@LINE-1]]:17}:"enclosing_friend_decl::" |
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| 18 | protected: |
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| 19 | A(); |
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| 20 | }; |
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| 21 | } |
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| 22 | struct B { |
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| 23 | static void f() { ns::A x; } |
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| 24 | }; |
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| 25 | } |
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| 26 | |
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| 27 | namespace enclosing_friend_qualified { |
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| 28 | struct B; |
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| 29 | namespace ns { |
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| 30 | struct A { |
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| 31 | friend struct enclosing_friend_qualified::B; // Adding name specifiers fixes it. |
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| 32 | protected: |
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| 33 | A(); |
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| 34 | }; |
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| 35 | } |
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| 36 | struct B { |
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| 37 | static void f() { ns::A x; } |
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| 38 | }; |
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| 39 | } |
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| 40 | |
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| 41 | namespace enclosing_friend_no_tag { |
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| 42 | struct B; |
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| 43 | namespace ns { |
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| 44 | struct A { |
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| 45 | friend B; // Removing the tag decl fixes it. |
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| 46 | protected: |
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| 47 | A(); |
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| 48 | }; |
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| 49 | } |
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| 50 | struct B { |
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| 51 | static void f() { ns::A x; } |
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| 52 | }; |
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| 53 | } |
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| 54 | |
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| 55 | namespace enclosing_friend_func { |
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| 56 | void f(); |
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| 57 | namespace ns { |
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| 58 | struct A { |
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| 59 | // Amusingly, in MSVC, this declares ns::f(), and doesn't find the outer f(). |
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| 60 | friend void f(); |
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| 61 | protected: |
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| 62 | A(); // expected-note {{declared protected here}} |
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| 63 | }; |
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| 64 | } |
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| 65 | void f() { ns::A x; } // expected-error {{calling a protected constructor of class 'enclosing_friend_func::ns::A'}} |
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| 66 | } |
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| 67 | |
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| 68 | namespace test_nns_fixit_hint { |
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| 69 | namespace name1 { |
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| 70 | namespace name2 { |
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| 71 | struct X; |
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| 72 | struct name2; |
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| 73 | namespace name3 { |
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| 74 | struct Y { |
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| 75 | friend struct X; // expected-warning-re {{unqualified friend declaration {{.*}} is a Microsoft extension}} |
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| 76 | // CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:17-[[@LINE-1]]:17}:"name1::name2::" |
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| 77 | }; |
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| 78 | } |
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| 79 | } |
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| 80 | } |
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| 81 | } |
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| 82 | |
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| 83 | // A friend declaration injects a forward declaration into the nearest enclosing |
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| 84 | // non-member scope. |
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| 85 | namespace friend_as_a_forward_decl { |
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| 86 | |
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| 87 | class A { |
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| 88 | class Nested { |
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| 89 | friend class B; |
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| 90 | B *b; |
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| 91 | }; |
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| 92 | B *b; |
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| 93 | }; |
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| 94 | B *global_b; |
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| 95 | |
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| 96 | void f() { |
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| 97 | class Local { |
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| 98 | friend class Z; |
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| 99 | Z *b; |
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| 100 | }; |
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| 101 | Z *b; |
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| 102 | } |
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| 103 | |
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| 104 | } |
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| 105 | |
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