| // Based on C++20 10.2 example 1. |
| |
| // RUN: rm -rf %t |
| // RUN: mkdir -p %t |
| // RUN: split-file %s %t |
| |
| // RUN: %clang_cc1 -std=c++20 -emit-module-interface %t/std-10-2-ex1-tu1.cpp \ |
| // RUN: -pedantic-errors -verify -o %t/m1.pcm |
| |
| //--- std-10-2-ex1.h |
| export int x; |
| |
| //--- std-10-2-ex1-tu1.cpp |
| module; |
| |
| #include "std-10-2-ex1.h" |
| // expected-error@std-10-2-ex1.h:* {{export declaration can only be used within a module purview}} |
| |
| export module M1; |
| export namespace {} // expected-error {{anonymous namespaces cannot be exported}} |
| export namespace { // expected-error {{anonymous namespaces cannot be exported}} |
| int a1; |
| } |
| namespace { // expected-note {{anonymous namespace begins here}} |
| export int a2; // expected-error {{export declaration appears within anonymous namespace}} |
| } |
| export static int b; // expected-error {{declaration of 'b' with internal linkage cannot be exported}} |
| export int f(); // OK |
| |
| export namespace N {} // namespace N |
| export using namespace N; // No diagnostic after P2615R1 DR |