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// RUN: rm -rf %t
// RUN: mkdir -p %t
// RUN: split-file %s %t
//
// RUN: %clang_cc1 -std=c++20 %t/M.cppm -emit-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M.cppm -emit-reduced-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M0.cppm -emit-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t -DMODULE_LOCAL
// RUN: %clang_cc1 -std=c++20 %t/M0.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M0.cppm -emit-reduced-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t -DMODULE_LOCAL
// RUN: %clang_cc1 -std=c++20 %t/M0.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M2.cppm -emit-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M2.cppm -emit-reduced-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 %t/M3.cppm -emit-reduced-module-interface -o %t/M.pcm
// RUN: %clang_cc1 -std=c++20 %t/use2.cpp -fsyntax-only -verify -fprebuilt-module-path=%t
//--- enum.h
enum { SomeName, };
//--- M.cppm
module;
#include "enum.h"
export module M;
export auto e = SomeName;
//--- M0.cppm
export module M;
enum { SomeName, };
export auto e = SomeName;
//--- M0.cpp
// expected-no-diagnostics
module M;
auto a = SomeName;
//--- use.cpp
import M;
auto a = SomeName; // expected-error {{use of undeclared identifier 'SomeName'}}
auto b = decltype(e)::SomeName;
//--- enum1.h
extern "C++" {
enum { SomeName, };
}
//--- M2.cppm
module;
#include "enum1.h"
export module M;
export auto e = SomeName;
//--- enums.h
namespace nn {
enum E { Value };
enum E2 { VisibleEnum };
enum AlwaysVisibleEnums { UnconditionallyVisible };
}
//--- M3.cppm
module;
#include "enums.h"
export module M;
export namespace nn {
using nn::E2::VisibleEnum;
using nn::AlwaysVisibleEnums;
}
auto e1 = nn::Value;
auto e2 = nn::VisibleEnum;
//--- use2.cpp
import M;
auto e = nn::Value1; // expected-error {{no member named 'Value1' in namespace 'nn'}}
auto e2 = nn::VisibleEnum;
auto e3 = nn::UnconditionallyVisible;
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