forked from OSchip/llvm-project
32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
// Based on C++20 10.2 example 1.
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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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// RUN: %clang_cc1 -std=c++20 -emit-module-interface %t/std-10-2-ex1-tu1.cpp \
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// RUN: -pedantic-errors -verify -o %t/m1.pcm
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//--- std-10-2-ex1.h
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export int x;
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//--- std-10-2-ex1-tu1.cpp
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module;
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#include "std-10-2-ex1.h"
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// expected-error@std-10-2-ex1.h:* {{export declaration can only be used within a module interface unit after the module declaration}}
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export module M1;
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export namespace {} // expected-error {{declaration does not introduce any names to be exported}}
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export namespace {
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int a1; // expected-error {{declaration of 'a1' with internal linkage cannot be exported}}
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}
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namespace { // expected-note {{anonymous namespace begins here}}
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export int a2; // expected-error {{export declaration appears within anonymous namespace}}
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}
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export static int b; // expected-error {{declaration of 'b' with internal linkage cannot be exported}}
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export int f(); // OK
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export namespace N {} // namespace N
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export using namespace N; // expected-error {{ISO C++20 does not permit using directive to be exported}}
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