68 lines
1.8 KiB
Text
68 lines
1.8 KiB
Text
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// RUN: rm -rf %t
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// RUN: mkdir -p %t
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// RUN: split-file %s %t
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//
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// RUN: %clang_cc1 -std=c++20 -emit-module-interface %t/a.cppm -o %t/a.pcm
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// RUN: %clang_cc1 -std=c++20 %t/b.cppm -fprebuilt-module-path=%t -emit-module-interface -o %t/b.pcm -verify
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//
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// Testing the behavior of `-fskip-odr-check-in-gmf`
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// RUN: %clang_cc1 -std=c++20 -fskip-odr-check-in-gmf -emit-module-interface %t/a.cppm -o \
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// RUN: %t/a.pcm
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// RUN: %clang_cc1 -std=c++20 -fskip-odr-check-in-gmf %t/b.cppm -fprebuilt-module-path=%t \
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// RUN: -emit-module-interface -DSKIP_ODR_CHECK_IN_GMF -o %t/b.pcm -verify
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//--- foo.h
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namespace std
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{
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template<class _Dom1>
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void operator &&(_Dom1 __v, _Dom1 __w)
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{
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return;
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}
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}
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//--- bar.h
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namespace std
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{
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template<typename... _Types>
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struct _Traits
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{
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static constexpr bool _S_copy_ctor =
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(__is_trivial(_Types) && ...);
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};
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template<typename... _Types>
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struct variant
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{
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void
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swap(variant& __rhs)
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noexcept((__is_trivial(_Types) && ...))
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{
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}
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};
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}
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//--- a.cppm
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module;
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// The operator&& defined in 'foo.h' will pollute the
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// expression '__is_trivial(_Types) && ...' in bar.h
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#include "foo.h"
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#include "bar.h"
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export module a;
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//--- b.cppm
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module;
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#include "bar.h"
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export module b;
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import a;
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#ifdef SKIP_ODR_CHECK_IN_GMF
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// expected-no-diagnostics
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#else
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// expected-error@* {{has different definitions in different modules; first difference is defined here found data member '_S_copy_ctor' with an initializer}}
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// expected-note@* {{but in 'a.<global>' found data member '_S_copy_ctor' with a different initializer}}
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// expected-error@* {{from module 'a.<global>' is not present in definition of 'variant<_Types...>' provided earlier}}
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// expected-note@* {{declaration of 'swap' does not match}}
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#endif
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