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58 lines
1.9 KiB
58 lines
1.9 KiB
4 months ago
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// RUN: %clang_cc1 -std=c++2a -verify %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_GLOBAL_FRAG %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_MODULE_DECL %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_PRIVATE_FRAG %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_MODULE_DECL -DNO_PRIVATE_FRAG %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_GLOBAL_FRAG -DNO_PRIVATE_FRAG %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_GLOBAL_FRAG -DNO_MODULE_DECL %s
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// RUN: %clang_cc1 -std=c++2a -verify -DNO_GLOBAL_FRAG -DNO_MODULE_DECL -DNO_PRIVATE_FRAG %s
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// RUN: %clang_cc1 -std=c++2a -verify -DEXPORT_FRAGS %s
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#ifndef NO_GLOBAL_FRAG
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#ifdef EXPORT_FRAGS
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export // expected-error {{global module fragment cannot be exported}}
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#endif
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module;
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#ifdef NO_MODULE_DECL
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// expected-error@-2 {{missing 'module' declaration at end of global module fragment introduced here}}
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#endif
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#endif
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extern int a; // #a1
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#ifndef NO_MODULE_DECL
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export module Foo;
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#ifdef NO_GLOBAL_FRAG
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// expected-error@-2 {{module declaration must occur at the start of the translation unit}}
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// expected-note@1 {{add 'module;' to the start of the file to introduce a global module fragment}}
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#endif
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// expected-error@#a2 {{declaration of 'a' in module Foo follows declaration in the global module}}
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// expected-note@#a1 {{previous decl}}
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#endif
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int a; // #a2
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extern int b;
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module; // expected-error {{'module;' introducing a global module fragment can appear only at the start of the translation unit}}
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#ifndef NO_PRIVATE_FRAG
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#ifdef EXPORT_FRAGS
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export // expected-error {{private module fragment cannot be exported}}
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#endif
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module :private; // #priv-frag
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#ifdef NO_MODULE_DECL
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// expected-error@-2 {{private module fragment declaration with no preceding module declaration}}
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#endif
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#endif
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int b; // ok
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#ifndef NO_PRIVATE_FRAG
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#ifndef NO_MODULE_DECL
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module :private; // expected-error {{private module fragment redefined}}
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// expected-note@#priv-frag {{previous definition is here}}
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#endif
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#endif
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