e72d956b99
Close https://github.com/llvm/llvm-project/issues/102360 Close https://github.com/llvm/llvm-project/issues/102349 http://eel.is/c++draft/basic.def.odr#15.3 makes it clear that the duplicated deinition are not allowed to be attached to named modules. But we need to filter the implicit declarations as user can do nothing about it and the diagnostic message is annoying.
53 lines
934 B
C++
53 lines
934 B
C++
// 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 %t/a.cppm -emit-module-interface -o %t/a.pcm
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// RUN: %clang_cc1 -std=c++20 %t/b.cppm -emit-module-interface -o %t/b.pcm \
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// RUN: -fprebuilt-module-path=%t
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// RUN: %clang_cc1 -std=c++20 %t/c.cppm -emit-module-interface -o %t/c.pcm \
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// RUN: -fprebuilt-module-path=%t
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// RUN: %clang_cc1 -std=c++20 %t/d.cpp -fsyntax-only -verify \
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// RUN: -fprebuilt-module-path=%t
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//--- a.cppm
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export module a;
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export template<typename>
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struct a;
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template<typename>
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struct a {
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};
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export template<typename T>
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constexpr auto aa = a<T>();
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//--- b.cppm
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export module b;
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import a;
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static void b() {
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static_cast<void>(a<void>());
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}
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//--- c.cppm
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export module c;
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import a;
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static void c() {
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static_cast<void>(aa<void>);
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}
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//--- d.cpp
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// expected-no-diagnostics
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import a;
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import b;
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import c;
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static void d() {
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static_cast<void>(a<void>());
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}
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