forked from OSchip/llvm-project
56 lines
2.2 KiB
C++
56 lines
2.2 KiB
C++
// RUN: %clang_cc1 -fmodules-ts -verify -std=c++17 %s
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// RUN: %clang_cc1 -fmodules-ts -verify -std=c++17 %s -DEXPORT
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// RUN: %clang_cc1 -fmodules-ts -verify -std=c++17 %s -DUSING
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#ifndef NO_GLOBAL
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extern int var; // expected-note {{previous declaration is here}}
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int func(); // expected-note {{previous declaration is here}}
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struct str; // expected-note {{previous declaration is here}}
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using type = int;
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template<typename> extern int var_tpl; // expected-note {{previous declaration is here}}
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template<typename> int func_tpl(); // expected-note-re {{{{previous declaration is here|target of using declaration}}}}
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template<typename> struct str_tpl; // expected-note {{previous declaration is here}}
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template<typename> using type_tpl = int; // expected-note {{previous declaration is here}}
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typedef int type;
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namespace ns { using ::func; }
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namespace ns_alias = ns;
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#endif
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export module M;
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#ifdef USING
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using ::var;
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using ::func;
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using ::str;
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using ::type;
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using ::var_tpl;
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using ::func_tpl; // expected-note {{using declaration}}
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using ::str_tpl;
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using ::type_tpl;
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#endif
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#ifdef EXPORT
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export {
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#endif
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extern int var; // expected-error {{declaration of 'var' in module M follows declaration in the global module}}
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int func(); // expected-error {{declaration of 'func' in module M follows declaration in the global module}}
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struct str; // expected-error {{declaration of 'str' in module M follows declaration in the global module}}
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using type = int;
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template<typename> extern int var_tpl; // expected-error {{declaration of 'var_tpl' in module M follows declaration in the global module}}
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// FIXME: Is this the right diagnostic in the -DUSING case?
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template<typename> int func_tpl(); // expected-error-re {{{{declaration of 'func_tpl' in module M follows declaration in the global module|conflicts with target of using declaration}}}}
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template<typename> struct str_tpl; // expected-error {{declaration of 'str_tpl' in module M follows declaration in the global module}}
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template<typename> using type_tpl = int; // expected-error {{declaration of 'type_tpl' in module M follows declaration in the global module}}
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typedef int type;
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namespace ns { using ::func; }
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namespace ns_alias = ns;
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#ifdef EXPORT
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}
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#endif
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